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QMYSQL driver not loaded and Library mysql is not defined

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  • M Markyo
    23 Jun 2021, 13:56

    Hello.

    I'm kind of new in QT dev, I am using Windows 10 and QT version 5.12.11.
    I'm working on a QT project involving databases, the project was first developed to use a QSQLITE database, but I have to use QMYSQL now. Once I tried to run the project with QMYSQL, I got the error:

    QSqlDatabase: QMYSQL driver not loaded
    QSqlDatabase: available drivers: QSQLITE QODBC QODBC3 QPSQL QPSQL7
    

    After searching a bit, I found that I have to compile the QMYSQL driver, so I made some research and found this QT doc page:
    https://doc.qt.io/qt-5/sql-driver.html

    SQL database drivers - mysql - install from connector

    After installing the C++ connector, I checked my mysql dir, but can't find lib or include folder for the required files, so I tried to install the mysql server as indicated next in the same doc page.

    SQL database drivers - mysql - server setup

    Then I finally found the required file in the right folders:

    C:\Program Files\MySQL\MySQL Server 8.0\lib\libmysql.dll
    C:\Program Files\MySQL\MySQL Server 8.0\lib\libmysql.lib
    C:\Program Files\MySQL\MySQL Server 8.0\include\mysql.h
    

    The next step you can read in this doc page was to use qmake to compile the driver.

    SQL database drivers - mysql - qmake

    So I try this, replacing the SQL connector folder with SQL server as follow:

     qmake -- MYSQL_INCDIR="C:\Program Files\MySQL\MySQL Server 8.0/include" MYSQL_LIBDIR="C:\Program Files\MySQL\MySQL Server 8.0\lib"
    

    My powershell just didn't recognize the qmake command.

    I searched to maybe install qmake or something, found this page:

    https://doc.qt.io/archives/3.3/qmake-manual-2.html

    The firsts steps about editing environment variables was easy to do.
    But just after that, I have to go in qmake dir from QT dir (C:\QT\qmake) but there is no such directory in my QT folder.
    My QT folder

    Does anyone have an idea or some questions about it?

    Thanks

    K Offline
    K Offline
    KroMignon
    wrote on 23 Jun 2021, 14:21 last edited by
    #3

    @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

    Does anyone have an idea or some questions about it?

    It is not easy but follow this https://forum.qt.io/post/656068 and it should work

    It is an old maxim of mine that when you have excluded the impossible, whatever remains, however improbable, must be the truth. (Sherlock Holmes)

    M 1 Reply Last reply 23 Jun 2021, 15:17
    2
    • J jsulm
      23 Jun 2021, 14:15

      @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

      My powershell just didn't recognize the qmake command.

      qmake is part of a Qt installation. Just use absolute path to qmake.exe from your Qt setup.

      M Offline
      M Offline
      Markyo
      wrote on 23 Jun 2021, 14:56 last edited by
      #4

      @jsulm I'm sorry, I don't get what you said.
      So, I'll use

      C:\Qt\5.12.11\msvc2017\bin\qmake.exe
      

      but what should I do with this path? What do you mean by Qt setup?

      K J 2 Replies Last reply 23 Jun 2021, 14:58
      0
      • M Markyo
        23 Jun 2021, 14:56

        @jsulm I'm sorry, I don't get what you said.
        So, I'll use

        C:\Qt\5.12.11\msvc2017\bin\qmake.exe
        

        but what should I do with this path? What do you mean by Qt setup?

        K Offline
        K Offline
        KroMignon
        wrote on 23 Jun 2021, 14:58 last edited by
        #5

        @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

        but what should I do with this path? What do you mean by Qt setup?

        Have you looked at https://forum.qt.io/post/656068?

        To be able to run qmake, you have to setup environment variables.
        All step are described in this post.
        Follow it and you should be able to build the MySQL plugin

        It is an old maxim of mine that when you have excluded the impossible, whatever remains, however improbable, must be the truth. (Sherlock Holmes)

        1 Reply Last reply
        2
        • M Markyo
          23 Jun 2021, 14:56

          @jsulm I'm sorry, I don't get what you said.
          So, I'll use

          C:\Qt\5.12.11\msvc2017\bin\qmake.exe
          

          but what should I do with this path? What do you mean by Qt setup?

          J Offline
          J Offline
          jsulm
          Lifetime Qt Champion
          wrote on 23 Jun 2021, 14:59 last edited by
          #6

          @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

          but what should I do with this path?

          Well, use it?

          C:\Qt\5.12.11\msvc2017\bin\qmake.exe -- MYSQL_INCDIR="C:\Program Files\MySQL\MySQL Server 8.0/include" MYSQL_LIBDIR="C:\Program Files\MySQL\MySQL Server 8.0\lib"
          

          But you also should read what @KroMignon suggested in the thread he linked.

          https://forum.qt.io/topic/113070/qt-code-of-conduct

          M 1 Reply Last reply 23 Jun 2021, 15:39
          0
          • K KroMignon
            23 Jun 2021, 14:21

            @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

            Does anyone have an idea or some questions about it?

            It is not easy but follow this https://forum.qt.io/post/656068 and it should work

            M Offline
            M Offline
            Markyo
            wrote on 23 Jun 2021, 15:17 last edited by Markyo
            #7

            @KroMignon Yeah sorry I am restricted to a single post every 10 minutes..
            I tried your solution, uninstalled my connector version, installed the C connector v 6.1.5, but I connot find the Qt console you are talking about in your post.

            J K 2 Replies Last reply 23 Jun 2021, 15:24
            0
            • M Markyo
              23 Jun 2021, 15:17

              @KroMignon Yeah sorry I am restricted to a single post every 10 minutes..
              I tried your solution, uninstalled my connector version, installed the C connector v 6.1.5, but I connot find the Qt console you are talking about in your post.

              J Offline
              J Offline
              jsulm
              Lifetime Qt Champion
              wrote on 23 Jun 2021, 15:24 last edited by
              #8

              @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

              but I connot find the Qt console

              Look for Qt entry in Windows start menu

              https://forum.qt.io/topic/113070/qt-code-of-conduct

              1 Reply Last reply
              0
              • J jsulm
                23 Jun 2021, 14:59

                @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

                but what should I do with this path?

                Well, use it?

                C:\Qt\5.12.11\msvc2017\bin\qmake.exe -- MYSQL_INCDIR="C:\Program Files\MySQL\MySQL Server 8.0/include" MYSQL_LIBDIR="C:\Program Files\MySQL\MySQL Server 8.0\lib"
                

                But you also should read what @KroMignon suggested in the thread he linked.

                M Offline
                M Offline
                Markyo
                wrote on 23 Jun 2021, 15:39 last edited by
                #9

                @jsulm Ok sorry I missunderstood the way you were thinking of using absolute path.
                You solution works, but I have another error:
                SQL database drivers - mysql - qmake error

                C 1 Reply Last reply 23 Jun 2021, 15:50
                0
                • M Markyo
                  23 Jun 2021, 15:17

                  @KroMignon Yeah sorry I am restricted to a single post every 10 minutes..
                  I tried your solution, uninstalled my connector version, installed the C connector v 6.1.5, but I connot find the Qt console you are talking about in your post.

                  K Offline
                  K Offline
                  KroMignon
                  wrote on 23 Jun 2021, 15:43 last edited by KroMignon
                  #10

                  @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

                  I tried your solution, uninstalled my connector version, installed the C connector v 6.1.5, but I connot find the Qt console you are talking about in your post.

                  This entry simply opens a command line window and directly calls qtenv2.bat.
                  If you cannot find it, you can do it by hand.
                  In you current console, simple execute C:\Qt\5.12.11\msvc2017\bin\qtenv2.bat
                  After that, setup MSVC envrionnement, and then you can use qmake.

                  It is an old maxim of mine that when you have excluded the impossible, whatever remains, however improbable, must be the truth. (Sherlock Holmes)

                  1 Reply Last reply
                  0
                  • M Markyo
                    23 Jun 2021, 15:39

                    @jsulm Ok sorry I missunderstood the way you were thinking of using absolute path.
                    You solution works, but I have another error:
                    SQL database drivers - mysql - qmake error

                    C Offline
                    C Offline
                    Christian Ehrlicher
                    Lifetime Qt Champion
                    wrote on 23 Jun 2021, 15:50 last edited by
                    #11

                    @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

                    You solution works, but I have another error:

                    Wrong directory. And please post the text, no screenshots.

                    Qt Online Installer direct download: https://download.qt.io/official_releases/online_installers/
                    Visit the Qt Academy at https://academy.qt.io/catalog

                    M 1 Reply Last reply 24 Jun 2021, 08:48
                    0
                    • C Christian Ehrlicher
                      23 Jun 2021, 15:50

                      @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

                      You solution works, but I have another error:

                      Wrong directory. And please post the text, no screenshots.

                      M Offline
                      M Offline
                      Markyo
                      wrote on 24 Jun 2021, 08:48 last edited by
                      #12

                      @Christian-Ehrlicher oh sorry for screen instead of text..
                      I changed the INCDIR AND LIBDIR as followed:

                       C:\Qt\5.12.11\msvc2017\bin\qmake.exe -- MYSQL_INCDIR="C:\Program Files\MySQL\MySQL Connector C 6.1\include" MYSQL_LIBDIR="C:\Program Files\MySQL\MySQL Connector C 6.1\lib"
                      

                      But I still get the same error:

                      Cannot read C:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/qtsqldrivers-config.pri: No such file or directory
                      Project ERROR: Library 'mysql' is not defined.
                      

                      Did I misunderstood what you called wrong directory?

                      1 Reply Last reply
                      0
                      • C Offline
                        C Offline
                        Christian Ehrlicher
                        Lifetime Qt Champion
                        wrote on 24 Jun 2021, 08:55 last edited by
                        #13

                        @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

                        Did I misunderstood what you called wrong directory?

                        Yes. You have to call it in the sqldrivers directory as shown in the documentation.

                        Qt Online Installer direct download: https://download.qt.io/official_releases/online_installers/
                        Visit the Qt Academy at https://academy.qt.io/catalog

                        M 1 Reply Last reply 28 Jun 2021, 09:02
                        2
                        • C Christian Ehrlicher
                          24 Jun 2021, 08:55

                          @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

                          Did I misunderstood what you called wrong directory?

                          Yes. You have to call it in the sqldrivers directory as shown in the documentation.

                          M Offline
                          M Offline
                          Markyo
                          wrote on 28 Jun 2021, 09:02 last edited by
                          #14

                          @Christian-Ehrlicher Ok so update!
                          I'm doing this:

                          C:\Qt\5.12.11\msvc2017\bin\qmake.exe -- MYSQL_INCDIR="C:\Program Files\MySQL\MySQL Connector C 6.1\include" MYSQL_LIBDIR="C:\Program Files\MySQL\MySQL Connector C 6.1\lib"
                          

                          get this:

                          Running configuration tests...
                          Done running configuration tests.
                          
                          Configure summary:
                          
                          Qt Sql Drivers:
                            DB2 (IBM) .............................. no
                            InterBase .............................. no
                            MySql .................................. no
                            OCI (Oracle) ........................... no
                            ODBC ................................... no
                            PostgreSQL ............................. no
                            SQLite2 ................................ no
                            SQLite ................................. yes
                              Using system provided SQLite ......... no
                            TDS (Sybase) ........................... no
                          
                          Qt is now configured for building. Just run 'nmake'.
                          Once everything is built, you must run 'nmake install'.
                          Qt will be installed into 'C:\Qt\5.12.11\msvc2017'.
                          
                          Prior to reconfiguration, make sure you remove any leftovers from
                          the previous build.
                          

                          Then, I run nmake:

                          "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe"
                          

                          get this:

                          Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                          Copyright (C) Microsoft Corporation. Tous droits réservés.
                          
                                  cd sqlite\ && ( if not exist Makefile C:\Qt\5.12.11\msvc2017\bin\qmake.exe -o Makefile C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\sqlite\sqlite.pro ) && "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" -f Makefile
                          
                          Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                          Copyright (C) Microsoft Corporation. Tous droits réservés.
                          
                                  "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" -f Makefile.Release all
                          
                          Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                          Copyright (C) Microsoft Corporation. Tous droits réservés.
                          
                                  rc /NOLOGO -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_NO_DEBUG -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -fo .obj\release\qsqlite_resource.res qsqlite_resource.rc
                                  cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -O2 -Zi -MD -std:c++17 -utf-8 /wd4530 /wd4577 -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 /Fd.obj\release\qsqlite.vc.pdb -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_NO_DEBUG -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -I. -IC:\Qt\5.12.11\Src\qtbase\src\3rdparty\sqlite -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11\QtCore -IC:\Qt\5.12.11\msvc2017\include -IC:\Qt\5.12.11\msvc2017\include\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore -I.moc\release -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo.obj\release\ @C:\Users\marco\AppData\Local\Temp\nmC4FC.tmp
                          qsql_sqlite.cpp
                          smain.cpp
                          Génération de code en cours...
                                  cl -c -nologo -Zc:wchar_t -FS -Zc:strictStrings -O2 -Zi -MD -utf-8 -W3 -w44456 -w44457 -w44458 /Fd.obj\release\qsqlite.vc.pdb -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_NO_DEBUG -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -I. -IC:\Qt\5.12.11\Src\qtbase\src\3rdparty\sqlite -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11\QtCore -IC:\Qt\5.12.11\msvc2017\include -IC:\Qt\5.12.11\msvc2017\include\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore -I.moc\release -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo.obj\release\ @C:\Users\marco\AppData\Local\Temp\nmD2C9.tmp
                          sqlite3.c
                                  cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -O2 -Zi -MD -std:c++17 -utf-8 /wd4530 /wd4577 -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 /Fd.obj\release\qsqlite.vc.pdb -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_NO_DEBUG -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -I. -IC:\Qt\5.12.11\Src\qtbase\src\3rdparty\sqlite -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11\QtCore -IC:\Qt\5.12.11\msvc2017\include -IC:\Qt\5.12.11\msvc2017\include\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore -I.moc\release -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo.obj\release\ @C:\Users\marco\AppData\Local\Temp\nm17B.tmp
                          moc_qsql_sqlite_p.cpp
                                  link /NOLOGO /DYNAMICBASE /NXCOMPAT /DEBUG /OPT:REF /INCREMENTAL:NO /DLL /SUBSYSTEM:WINDOWS /VERSION:5.12 /OUT:..\plugins\sqldrivers\qsqlite.dll @C:\Users\marco\AppData\Local\Temp\nm499.tmp
                             Création de la bibliothèque ..\plugins\sqldrivers\qsqlite.lib et de l'objet ..\plugins\sqldrivers\qsqlite.exp
                                  "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" -f Makefile.Debug all
                          
                          Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                          Copyright (C) Microsoft Corporation. Tous droits réservés.
                          
                                  cl -BxC:\Qt\5.12.11\msvc2017\bin\qmake.exe -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -Zi -MDd -std:c++17 -utf-8 /wd4530 /wd4577 -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 -E C:\Qt\5.12.11\msvc2017\mkspecs\features\data\dummy.cpp 2>NUL >.moc\debug\moc_predefs.h
                                  C:\Qt\5.12.11\msvc2017\bin\moc.exe -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL --compiler-flavor=msvc --include C:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/sqlite/.moc/debug/moc_predefs.h -IC:/Qt/5.12.11/msvc2017/mkspecs/win32-msvc -IC:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/sqlite -IC:/Qt/5.12.11/Src/qtbase/src/3rdparty/sqlite -IC:/Qt/5.12.11/msvc2017/include/QtSql/5.12.11 -IC:/Qt/5.12.11/msvc2017/include/QtSql/5.12.11/QtSql -IC:/Qt/5.12.11/msvc2017/include/QtCore/5.12.11 -IC:/Qt/5.12.11/msvc2017/include/QtCore/5.12.11/QtCore -IC:/Qt/5.12.11/msvc2017/include -IC:/Qt/5.12.11/msvc2017/include/QtSql -IC:/Qt/5.12.11/msvc2017/include/QtCore -I"C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\VC\Tools\MSVC\14.16.27023\include" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\ucrt" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\shared" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\um" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\winrt" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\cppwinrt" smain.cpp -o .moc\debug\smain.moc
                                  C:\Qt\5.12.11\msvc2017\bin\moc.exe -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL --compiler-flavor=msvc --include C:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/sqlite/.moc/debug/moc_predefs.h -IC:/Qt/5.12.11/msvc2017/mkspecs/win32-msvc -IC:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/sqlite -IC:/Qt/5.12.11/Src/qtbase/src/3rdparty/sqlite -IC:/Qt/5.12.11/msvc2017/include/QtSql/5.12.11 -IC:/Qt/5.12.11/msvc2017/include/QtSql/5.12.11/QtSql -IC:/Qt/5.12.11/msvc2017/include/QtCore/5.12.11 -IC:/Qt/5.12.11/msvc2017/include/QtCore/5.12.11/QtCore -IC:/Qt/5.12.11/msvc2017/include -IC:/Qt/5.12.11/msvc2017/include/QtSql -IC:/Qt/5.12.11/msvc2017/include/QtCore -I"C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\VC\Tools\MSVC\14.16.27023\include" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\ucrt" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\shared" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\um" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\winrt" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\cppwinrt" qsql_sqlite_p.h -o .moc\debug\moc_qsql_sqlite_p.cpp
                                  rc /NOLOGO -D_DEBUG -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -fo .obj\debug\qsqlited_resource.res qsqlited_resource.rc
                                  cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -Zi -MDd -std:c++17 -utf-8 /wd4530 /wd4577 -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 /Fd.obj\debug\qsqlited.vc.pdb -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -I. -IC:\Qt\5.12.11\Src\qtbase\src\3rdparty\sqlite -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11\QtCore -IC:\Qt\5.12.11\msvc2017\include -IC:\Qt\5.12.11\msvc2017\include\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore -I.moc\debug -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo.obj\debug\ @C:\Users\marco\AppData\Local\Temp\nmFC1.tmp
                          qsql_sqlite.cpp
                          smain.cpp
                          Génération de code en cours...
                                  cl -c -nologo -Zc:wchar_t -FS -Zc:strictStrings -Zi -MDd -utf-8 -W3 -w44456 -w44457 -w44458 /Fd.obj\debug\qsqlited.vc.pdb -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -I. -IC:\Qt\5.12.11\Src\qtbase\src\3rdparty\sqlite -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11\QtCore -IC:\Qt\5.12.11\msvc2017\include -IC:\Qt\5.12.11\msvc2017\include\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore -I.moc\debug -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo.obj\debug\ @C:\Users\marco\AppData\Local\Temp\nm1938.tmp
                          sqlite3.c
                                  cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -Zi -MDd -std:c++17 -utf-8 /wd4530 /wd4577 -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 /Fd.obj\debug\qsqlited.vc.pdb -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -I. -IC:\Qt\5.12.11\Src\qtbase\src\3rdparty\sqlite -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11\QtCore -IC:\Qt\5.12.11\msvc2017\include -IC:\Qt\5.12.11\msvc2017\include\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore -I.moc\debug -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo.obj\debug\ @C:\Users\marco\AppData\Local\Temp\nm1E98.tmp
                          moc_qsql_sqlite_p.cpp
                                  link /NOLOGO /DYNAMICBASE /NXCOMPAT /DEBUG /DLL /SUBSYSTEM:WINDOWS /VERSION:5.12 /OUT:..\plugins\sqldrivers\qsqlited.dll @C:\Users\marco\AppData\Local\Temp\nm21E5.tmp
                             Création de la bibliothèque ..\plugins\sqldrivers\qsqlited.lib et de l'objet ..\plugins\sqldrivers\qsqlited.exp
                          

                          run the install command:

                          C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers>"C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" install
                          

                          get this output:

                          Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                          Copyright (C) Microsoft Corporation. Tous droits réservés.
                          
                                  cd sqlite\ && ( if not exist Makefile C:\Qt\5.12.11\msvc2017\bin\qmake.exe -o Makefile C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\sqlite\sqlite.pro ) && "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" -f Makefile install
                          
                          Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                          Copyright (C) Microsoft Corporation. Tous droits réservés.
                          
                                  "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" -f Makefile.Release install
                          
                          Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                          Copyright (C) Microsoft Corporation. Tous droits réservés.
                          
                                  copy /y ..\plugins\sqldrivers\qsqlite.dll C:\Qt\5.12.11\msvc2017\plugins\sqldrivers\qsqlite.dll
                                  1 fichier(s) copié(s).
                                  copy /y ..\plugins\sqldrivers\qsqlite.pdb C:\Qt\5.12.11\msvc2017\plugins\sqldrivers\qsqlite.pdb
                                  1 fichier(s) copié(s).
                                  C:\Qt\5.12.11\msvc2017\bin\qmake.exe -install qinstall C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\lib\cmake\Qt5Sql\Qt5Sql_QSQLiteDriverPlugin.cmake C:\Qt\5.12.11\msvc2017\lib\cmake\Qt5Sql\Qt5Sql_QSQLiteDriverPlugin.cmake
                                  "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" -f Makefile.Debug install
                          
                          Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                          Copyright (C) Microsoft Corporation. Tous droits réservés.
                          
                                  copy /y ..\plugins\sqldrivers\qsqlited.dll C:\Qt\5.12.11\msvc2017\plugins\sqldrivers\qsqlited.dll
                                  1 fichier(s) copié(s).
                                  copy /y ..\plugins\sqldrivers\qsqlited.pdb C:\Qt\5.12.11\msvc2017\plugins\sqldrivers\qsqlited.pdb
                                  1 fichier(s) copié(s).
                                  C:\Qt\5.12.11\msvc2017\bin\qmake.exe -install qinstall C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\lib\cmake\Qt5Sql\Qt5Sql_QSQLiteDriverPlugin.cmake C:\Qt\5.12.11\msvc2017\lib\cmake\Qt5Sql\Qt5Sql_QSQLiteDriverPlugin.cmake
                          

                          I checked the config.log, as said in the doc, and lines talking about mysql are:

                          looking for library mysql
                          Trying source 0 (type mysqlConfig) of library mysql ...
                          mysql_config not found.
                            => source produced no result.
                          Trying source 1 (type mysqlConfig) of library mysql ...
                          mysql_config not found.
                            => source produced no result.
                          Trying source 2 (type mysqlConfig) of library mysql ...
                          mysql_config not found.
                            => source produced no result.
                          Trying source 3 (type mysqlConfig) of library mysql ...
                          mysql_config not found.
                            => source produced no result.
                          Trying source 4 (type inline) of library mysql ...
                            => source failed condition '!config.win32'.
                          Trying source 5 (type inline) of library mysql ...
                          + cd /d C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\mysql && C:\Qt\5.12.11\msvc2017\bin\qmake.exe "CONFIG -= qt debug_and_release app_bundle lib_bundle" "CONFIG += shared warn_off console single_arch" "QMAKE_LIBDIR += C:\\opensslx86\\lib C:\\Utils\\my_sql\\mysql-5.6.11-win32\\lib C:\\Utils\\postgresqlx86\\pgsql\\lib" "INCLUDEPATH += C:\\opensslx86\\include C:\\Utils\\my_sql\\mysql-5.6.11-win32\\include C:\\Utils\\postgresqlx86\\pgsql\\include" "QMAKE_USE += mysql" "QMAKE_LIBS_MYSQL = \"C:\\Program Files\\MySQL\\MySQL Connector C 6.1\\lib/libmysql.lib\"" "QMAKE_INCDIR_MYSQL = \"C:\\Program Files\\MySQL\\MySQL Connector C 6.1\\include\"" C:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/config.tests/mysql
                          > Info: creating stash file C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\.qmake.stash
                          + cd /d C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\mysql && set MAKEFLAGS=& nmake
                          > Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                          > Copyright (C) Microsoft Corporation. Tous droits réservés.
                          > 	cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -O2 -MD -W0 -EHsc -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -I. -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -I"C:\Program Files\MySQL\MySQL Connector C 6.1\include" -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo @C:\Users\marco\AppData\Local\Temp\nmAFE1.tmp
                          > main.cpp
                          > 	link /NOLOGO /DYNAMICBASE /NXCOMPAT /INCREMENTAL:NO /SUBSYSTEM:CONSOLE "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'" /MANIFEST:embed /OUT:mysql.exe @C:\Users\marco\AppData\Local\Temp\nmB1C6.tmp
                          > main.obj : error LNK2019: symbole externe non r‚solu _mysql_get_client_version@0 r‚f‚renc‚ dans la fonction _main
                          > C:\Program Files\MySQL\MySQL Connector C 6.1\lib\libmysql.lib : warning LNK4272: type d'ordinateur bibliothŠque 'x64' en conflit avec le type d'ordinateur cible 'x86'
                          > mysql.exe : fatal error LNK1120: 1 externes non r‚solus
                          > NMAKE : fatal error U1077: '"C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\HostX86\x86\link.EXE"' : code retour '0x460'
                          > Stop.
                           => source failed verification.
                          Trying source 6 (type inline) of library mysql ...
                            => source failed condition '!config.win32'.
                          test config.sqldrivers.libraries.mysql FAILED
                          

                          I tried to delete config.cache as said in doc, but same results..

                          And of course, while trying to run my app:

                          QML debugging is enabled. Only use this in a safe environment.
                          QSqlDatabase: QMYSQL driver not loaded
                          QSqlDatabase: available drivers: QSQLITE QODBC QODBC3 QPSQL QPSQL7
                          

                          Honnestly I'm kinda lost in technical informations..

                          J 1 Reply Last reply 28 Jun 2021, 09:04
                          0
                          • M Markyo
                            28 Jun 2021, 09:02

                            @Christian-Ehrlicher Ok so update!
                            I'm doing this:

                            C:\Qt\5.12.11\msvc2017\bin\qmake.exe -- MYSQL_INCDIR="C:\Program Files\MySQL\MySQL Connector C 6.1\include" MYSQL_LIBDIR="C:\Program Files\MySQL\MySQL Connector C 6.1\lib"
                            

                            get this:

                            Running configuration tests...
                            Done running configuration tests.
                            
                            Configure summary:
                            
                            Qt Sql Drivers:
                              DB2 (IBM) .............................. no
                              InterBase .............................. no
                              MySql .................................. no
                              OCI (Oracle) ........................... no
                              ODBC ................................... no
                              PostgreSQL ............................. no
                              SQLite2 ................................ no
                              SQLite ................................. yes
                                Using system provided SQLite ......... no
                              TDS (Sybase) ........................... no
                            
                            Qt is now configured for building. Just run 'nmake'.
                            Once everything is built, you must run 'nmake install'.
                            Qt will be installed into 'C:\Qt\5.12.11\msvc2017'.
                            
                            Prior to reconfiguration, make sure you remove any leftovers from
                            the previous build.
                            

                            Then, I run nmake:

                            "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe"
                            

                            get this:

                            Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                            Copyright (C) Microsoft Corporation. Tous droits réservés.
                            
                                    cd sqlite\ && ( if not exist Makefile C:\Qt\5.12.11\msvc2017\bin\qmake.exe -o Makefile C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\sqlite\sqlite.pro ) && "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" -f Makefile
                            
                            Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                            Copyright (C) Microsoft Corporation. Tous droits réservés.
                            
                                    "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" -f Makefile.Release all
                            
                            Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                            Copyright (C) Microsoft Corporation. Tous droits réservés.
                            
                                    rc /NOLOGO -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_NO_DEBUG -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -fo .obj\release\qsqlite_resource.res qsqlite_resource.rc
                                    cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -O2 -Zi -MD -std:c++17 -utf-8 /wd4530 /wd4577 -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 /Fd.obj\release\qsqlite.vc.pdb -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_NO_DEBUG -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -I. -IC:\Qt\5.12.11\Src\qtbase\src\3rdparty\sqlite -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11\QtCore -IC:\Qt\5.12.11\msvc2017\include -IC:\Qt\5.12.11\msvc2017\include\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore -I.moc\release -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo.obj\release\ @C:\Users\marco\AppData\Local\Temp\nmC4FC.tmp
                            qsql_sqlite.cpp
                            smain.cpp
                            Génération de code en cours...
                                    cl -c -nologo -Zc:wchar_t -FS -Zc:strictStrings -O2 -Zi -MD -utf-8 -W3 -w44456 -w44457 -w44458 /Fd.obj\release\qsqlite.vc.pdb -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_NO_DEBUG -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -I. -IC:\Qt\5.12.11\Src\qtbase\src\3rdparty\sqlite -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11\QtCore -IC:\Qt\5.12.11\msvc2017\include -IC:\Qt\5.12.11\msvc2017\include\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore -I.moc\release -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo.obj\release\ @C:\Users\marco\AppData\Local\Temp\nmD2C9.tmp
                            sqlite3.c
                                    cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -O2 -Zi -MD -std:c++17 -utf-8 /wd4530 /wd4577 -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 /Fd.obj\release\qsqlite.vc.pdb -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_NO_DEBUG -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -I. -IC:\Qt\5.12.11\Src\qtbase\src\3rdparty\sqlite -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11\QtCore -IC:\Qt\5.12.11\msvc2017\include -IC:\Qt\5.12.11\msvc2017\include\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore -I.moc\release -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo.obj\release\ @C:\Users\marco\AppData\Local\Temp\nm17B.tmp
                            moc_qsql_sqlite_p.cpp
                                    link /NOLOGO /DYNAMICBASE /NXCOMPAT /DEBUG /OPT:REF /INCREMENTAL:NO /DLL /SUBSYSTEM:WINDOWS /VERSION:5.12 /OUT:..\plugins\sqldrivers\qsqlite.dll @C:\Users\marco\AppData\Local\Temp\nm499.tmp
                               Création de la bibliothèque ..\plugins\sqldrivers\qsqlite.lib et de l'objet ..\plugins\sqldrivers\qsqlite.exp
                                    "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" -f Makefile.Debug all
                            
                            Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                            Copyright (C) Microsoft Corporation. Tous droits réservés.
                            
                                    cl -BxC:\Qt\5.12.11\msvc2017\bin\qmake.exe -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -Zi -MDd -std:c++17 -utf-8 /wd4530 /wd4577 -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 -E C:\Qt\5.12.11\msvc2017\mkspecs\features\data\dummy.cpp 2>NUL >.moc\debug\moc_predefs.h
                                    C:\Qt\5.12.11\msvc2017\bin\moc.exe -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL --compiler-flavor=msvc --include C:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/sqlite/.moc/debug/moc_predefs.h -IC:/Qt/5.12.11/msvc2017/mkspecs/win32-msvc -IC:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/sqlite -IC:/Qt/5.12.11/Src/qtbase/src/3rdparty/sqlite -IC:/Qt/5.12.11/msvc2017/include/QtSql/5.12.11 -IC:/Qt/5.12.11/msvc2017/include/QtSql/5.12.11/QtSql -IC:/Qt/5.12.11/msvc2017/include/QtCore/5.12.11 -IC:/Qt/5.12.11/msvc2017/include/QtCore/5.12.11/QtCore -IC:/Qt/5.12.11/msvc2017/include -IC:/Qt/5.12.11/msvc2017/include/QtSql -IC:/Qt/5.12.11/msvc2017/include/QtCore -I"C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\VC\Tools\MSVC\14.16.27023\include" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\ucrt" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\shared" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\um" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\winrt" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\cppwinrt" smain.cpp -o .moc\debug\smain.moc
                                    C:\Qt\5.12.11\msvc2017\bin\moc.exe -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL --compiler-flavor=msvc --include C:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/sqlite/.moc/debug/moc_predefs.h -IC:/Qt/5.12.11/msvc2017/mkspecs/win32-msvc -IC:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/sqlite -IC:/Qt/5.12.11/Src/qtbase/src/3rdparty/sqlite -IC:/Qt/5.12.11/msvc2017/include/QtSql/5.12.11 -IC:/Qt/5.12.11/msvc2017/include/QtSql/5.12.11/QtSql -IC:/Qt/5.12.11/msvc2017/include/QtCore/5.12.11 -IC:/Qt/5.12.11/msvc2017/include/QtCore/5.12.11/QtCore -IC:/Qt/5.12.11/msvc2017/include -IC:/Qt/5.12.11/msvc2017/include/QtSql -IC:/Qt/5.12.11/msvc2017/include/QtCore -I"C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\VC\Tools\MSVC\14.16.27023\include" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\ucrt" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\shared" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\um" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\winrt" -I"C:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\cppwinrt" qsql_sqlite_p.h -o .moc\debug\moc_qsql_sqlite_p.cpp
                                    rc /NOLOGO -D_DEBUG -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -fo .obj\debug\qsqlited_resource.res qsqlited_resource.rc
                                    cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -Zi -MDd -std:c++17 -utf-8 /wd4530 /wd4577 -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 /Fd.obj\debug\qsqlited.vc.pdb -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -I. -IC:\Qt\5.12.11\Src\qtbase\src\3rdparty\sqlite -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11\QtCore -IC:\Qt\5.12.11\msvc2017\include -IC:\Qt\5.12.11\msvc2017\include\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore -I.moc\debug -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo.obj\debug\ @C:\Users\marco\AppData\Local\Temp\nmFC1.tmp
                            qsql_sqlite.cpp
                            smain.cpp
                            Génération de code en cours...
                                    cl -c -nologo -Zc:wchar_t -FS -Zc:strictStrings -Zi -MDd -utf-8 -W3 -w44456 -w44457 -w44458 /Fd.obj\debug\qsqlited.vc.pdb -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -I. -IC:\Qt\5.12.11\Src\qtbase\src\3rdparty\sqlite -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11\QtCore -IC:\Qt\5.12.11\msvc2017\include -IC:\Qt\5.12.11\msvc2017\include\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore -I.moc\debug -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo.obj\debug\ @C:\Users\marco\AppData\Local\Temp\nm1938.tmp
                            sqlite3.c
                                    cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -Zi -MDd -std:c++17 -utf-8 /wd4530 /wd4577 -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 /Fd.obj\debug\qsqlited.vc.pdb -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_COMPLETE -DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_RTREE -DQT_DEPRECATED_WARNINGS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_CAST_TO_ASCII -DQT_NO_CAST_FROM_ASCII -DQT_NO_EXCEPTIONS -DQT_PLUGIN -DQT_SQL_LIB -DQT_CORE_LIB -D_WINDLL -I. -IC:\Qt\5.12.11\Src\qtbase\src\3rdparty\sqlite -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtSql\5.12.11\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11 -IC:\Qt\5.12.11\msvc2017\include\QtCore\5.12.11\QtCore -IC:\Qt\5.12.11\msvc2017\include -IC:\Qt\5.12.11\msvc2017\include\QtSql -IC:\Qt\5.12.11\msvc2017\include\QtCore -I.moc\debug -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo.obj\debug\ @C:\Users\marco\AppData\Local\Temp\nm1E98.tmp
                            moc_qsql_sqlite_p.cpp
                                    link /NOLOGO /DYNAMICBASE /NXCOMPAT /DEBUG /DLL /SUBSYSTEM:WINDOWS /VERSION:5.12 /OUT:..\plugins\sqldrivers\qsqlited.dll @C:\Users\marco\AppData\Local\Temp\nm21E5.tmp
                               Création de la bibliothèque ..\plugins\sqldrivers\qsqlited.lib et de l'objet ..\plugins\sqldrivers\qsqlited.exp
                            

                            run the install command:

                            C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers>"C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" install
                            

                            get this output:

                            Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                            Copyright (C) Microsoft Corporation. Tous droits réservés.
                            
                                    cd sqlite\ && ( if not exist Makefile C:\Qt\5.12.11\msvc2017\bin\qmake.exe -o Makefile C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\sqlite\sqlite.pro ) && "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" -f Makefile install
                            
                            Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                            Copyright (C) Microsoft Corporation. Tous droits réservés.
                            
                                    "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" -f Makefile.Release install
                            
                            Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                            Copyright (C) Microsoft Corporation. Tous droits réservés.
                            
                                    copy /y ..\plugins\sqldrivers\qsqlite.dll C:\Qt\5.12.11\msvc2017\plugins\sqldrivers\qsqlite.dll
                                    1 fichier(s) copié(s).
                                    copy /y ..\plugins\sqldrivers\qsqlite.pdb C:\Qt\5.12.11\msvc2017\plugins\sqldrivers\qsqlite.pdb
                                    1 fichier(s) copié(s).
                                    C:\Qt\5.12.11\msvc2017\bin\qmake.exe -install qinstall C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\lib\cmake\Qt5Sql\Qt5Sql_QSQLiteDriverPlugin.cmake C:\Qt\5.12.11\msvc2017\lib\cmake\Qt5Sql\Qt5Sql_QSQLiteDriverPlugin.cmake
                                    "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\Hostx64\x86\nmake.exe" -f Makefile.Debug install
                            
                            Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                            Copyright (C) Microsoft Corporation. Tous droits réservés.
                            
                                    copy /y ..\plugins\sqldrivers\qsqlited.dll C:\Qt\5.12.11\msvc2017\plugins\sqldrivers\qsqlited.dll
                                    1 fichier(s) copié(s).
                                    copy /y ..\plugins\sqldrivers\qsqlited.pdb C:\Qt\5.12.11\msvc2017\plugins\sqldrivers\qsqlited.pdb
                                    1 fichier(s) copié(s).
                                    C:\Qt\5.12.11\msvc2017\bin\qmake.exe -install qinstall C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\lib\cmake\Qt5Sql\Qt5Sql_QSQLiteDriverPlugin.cmake C:\Qt\5.12.11\msvc2017\lib\cmake\Qt5Sql\Qt5Sql_QSQLiteDriverPlugin.cmake
                            

                            I checked the config.log, as said in the doc, and lines talking about mysql are:

                            looking for library mysql
                            Trying source 0 (type mysqlConfig) of library mysql ...
                            mysql_config not found.
                              => source produced no result.
                            Trying source 1 (type mysqlConfig) of library mysql ...
                            mysql_config not found.
                              => source produced no result.
                            Trying source 2 (type mysqlConfig) of library mysql ...
                            mysql_config not found.
                              => source produced no result.
                            Trying source 3 (type mysqlConfig) of library mysql ...
                            mysql_config not found.
                              => source produced no result.
                            Trying source 4 (type inline) of library mysql ...
                              => source failed condition '!config.win32'.
                            Trying source 5 (type inline) of library mysql ...
                            + cd /d C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\mysql && C:\Qt\5.12.11\msvc2017\bin\qmake.exe "CONFIG -= qt debug_and_release app_bundle lib_bundle" "CONFIG += shared warn_off console single_arch" "QMAKE_LIBDIR += C:\\opensslx86\\lib C:\\Utils\\my_sql\\mysql-5.6.11-win32\\lib C:\\Utils\\postgresqlx86\\pgsql\\lib" "INCLUDEPATH += C:\\opensslx86\\include C:\\Utils\\my_sql\\mysql-5.6.11-win32\\include C:\\Utils\\postgresqlx86\\pgsql\\include" "QMAKE_USE += mysql" "QMAKE_LIBS_MYSQL = \"C:\\Program Files\\MySQL\\MySQL Connector C 6.1\\lib/libmysql.lib\"" "QMAKE_INCDIR_MYSQL = \"C:\\Program Files\\MySQL\\MySQL Connector C 6.1\\include\"" C:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/config.tests/mysql
                            > Info: creating stash file C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\.qmake.stash
                            + cd /d C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\mysql && set MAKEFLAGS=& nmake
                            > Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                            > Copyright (C) Microsoft Corporation. Tous droits réservés.
                            > 	cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -O2 -MD -W0 -EHsc -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -I. -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -I"C:\Program Files\MySQL\MySQL Connector C 6.1\include" -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo @C:\Users\marco\AppData\Local\Temp\nmAFE1.tmp
                            > main.cpp
                            > 	link /NOLOGO /DYNAMICBASE /NXCOMPAT /INCREMENTAL:NO /SUBSYSTEM:CONSOLE "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'" /MANIFEST:embed /OUT:mysql.exe @C:\Users\marco\AppData\Local\Temp\nmB1C6.tmp
                            > main.obj : error LNK2019: symbole externe non r‚solu _mysql_get_client_version@0 r‚f‚renc‚ dans la fonction _main
                            > C:\Program Files\MySQL\MySQL Connector C 6.1\lib\libmysql.lib : warning LNK4272: type d'ordinateur bibliothŠque 'x64' en conflit avec le type d'ordinateur cible 'x86'
                            > mysql.exe : fatal error LNK1120: 1 externes non r‚solus
                            > NMAKE : fatal error U1077: '"C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\HostX86\x86\link.EXE"' : code retour '0x460'
                            > Stop.
                             => source failed verification.
                            Trying source 6 (type inline) of library mysql ...
                              => source failed condition '!config.win32'.
                            test config.sqldrivers.libraries.mysql FAILED
                            

                            I tried to delete config.cache as said in doc, but same results..

                            And of course, while trying to run my app:

                            QML debugging is enabled. Only use this in a safe environment.
                            QSqlDatabase: QMYSQL driver not loaded
                            QSqlDatabase: available drivers: QSQLITE QODBC QODBC3 QPSQL QPSQL7
                            

                            Honnestly I'm kinda lost in technical informations..

                            J Offline
                            J Offline
                            jsulm
                            Lifetime Qt Champion
                            wrote on 28 Jun 2021, 09:04 last edited by
                            #15

                            @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

                            MySql .................................. no

                            As you can see MySql was disabled.
                            Check the config.log file to see why.

                            https://forum.qt.io/topic/113070/qt-code-of-conduct

                            M 1 Reply Last reply 28 Jun 2021, 09:17
                            0
                            • J jsulm
                              28 Jun 2021, 09:04

                              @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

                              MySql .................................. no

                              As you can see MySql was disabled.
                              Check the config.log file to see why.

                              M Offline
                              M Offline
                              Markyo
                              wrote on 28 Jun 2021, 09:17 last edited by
                              #16

                              @jsulm I thought it was the already installed ones.
                              I've put the part about mysql from the config.log in my previous message, but I will link the whole file bellow.

                              Command line: "MYSQL_INCDIR=C:\Program Files\MySQL\MySQL Connector C 6.1\include" "MYSQL_LIBDIR=C:\Program Files\MySQL\MySQL Connector C 6.1\lib"
                              Global lib dirs: [C:\\opensslx86\\lib C:\\Utils\\my_sql\\mysql-5.6.11-win32\\lib C:\\Utils\\postgresqlx86\\pgsql\\lib] ["C:\\Program Files (x86)\\Microsoft Visual Studio\\2017\\BuildTools\\VC\\Tools\\MSVC\\14.16.27023\\lib\\x64" "C:\\Program Files (x86)\\Windows Kits\\10\\lib\\10.0.18362.0\\ucrt\\x64" "C:\\Program Files (x86)\\Windows Kits\\10\\lib\\10.0.18362.0\\um\\x64"]
                              Global inc dirs: [C:\\opensslx86\\include C:\\Utils\\my_sql\\mysql-5.6.11-win32\\include C:\\Utils\\postgresqlx86\\pgsql\\include] ["C:\\Program Files (x86)\\Microsoft Visual Studio\\2017\\BuildTools\\VC\\Tools\\MSVC\\14.16.27023\\include" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.18362.0\\ucrt" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.18362.0\\shared" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.18362.0\\um" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.18362.0\\winrt" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.18362.0\\cppwinrt"]
                              looking for library db2
                              Trying source 0 (type inline) of library db2 ...
                              None of [db2cli.lib] found in [] and global paths.
                                => source produced no result.
                              Trying source 1 (type inline) of library db2 ...
                                => source failed condition '!config.win32'.
                              test config.sqldrivers.libraries.db2 FAILED
                              looking for library ibase
                              Trying source 0 (type inline) of library ibase ...
                              None of [gds32_ms.lib] found in [] and global paths.
                                => source produced no result.
                              Trying source 1 (type inline) of library ibase ...
                                => source failed condition '!config.win32'.
                              test config.sqldrivers.libraries.ibase FAILED
                              looking for library mysql
                              Trying source 0 (type mysqlConfig) of library mysql ...
                              mysql_config not found.
                                => source produced no result.
                              Trying source 1 (type mysqlConfig) of library mysql ...
                              mysql_config not found.
                                => source produced no result.
                              Trying source 2 (type mysqlConfig) of library mysql ...
                              mysql_config not found.
                                => source produced no result.
                              Trying source 3 (type mysqlConfig) of library mysql ...
                              mysql_config not found.
                                => source produced no result.
                              Trying source 4 (type inline) of library mysql ...
                                => source failed condition '!config.win32'.
                              Trying source 5 (type inline) of library mysql ...
                              + cd /d C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\mysql && C:\Qt\5.12.11\msvc2017\bin\qmake.exe "CONFIG -= qt debug_and_release app_bundle lib_bundle" "CONFIG += shared warn_off console single_arch" "QMAKE_LIBDIR += C:\\opensslx86\\lib C:\\Utils\\my_sql\\mysql-5.6.11-win32\\lib C:\\Utils\\postgresqlx86\\pgsql\\lib" "INCLUDEPATH += C:\\opensslx86\\include C:\\Utils\\my_sql\\mysql-5.6.11-win32\\include C:\\Utils\\postgresqlx86\\pgsql\\include" "QMAKE_USE += mysql" "QMAKE_LIBS_MYSQL = \"C:\\Program Files\\MySQL\\MySQL Connector C 6.1\\lib/libmysql.lib\"" "QMAKE_INCDIR_MYSQL = \"C:\\Program Files\\MySQL\\MySQL Connector C 6.1\\include\"" C:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/config.tests/mysql
                              > Info: creating stash file C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\.qmake.stash
                              + cd /d C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\mysql && set MAKEFLAGS=& nmake
                              > Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                              > Copyright (C) Microsoft Corporation. Tous droits réservés.
                              > 	cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -O2 -MD -W0 -EHsc -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -I. -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -I"C:\Program Files\MySQL\MySQL Connector C 6.1\include" -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo @C:\Users\marco\AppData\Local\Temp\nmAFE1.tmp
                              > main.cpp
                              > 	link /NOLOGO /DYNAMICBASE /NXCOMPAT /INCREMENTAL:NO /SUBSYSTEM:CONSOLE "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'" /MANIFEST:embed /OUT:mysql.exe @C:\Users\marco\AppData\Local\Temp\nmB1C6.tmp
                              > main.obj : error LNK2019: symbole externe non r‚solu _mysql_get_client_version@0 r‚f‚renc‚ dans la fonction _main
                              > C:\Program Files\MySQL\MySQL Connector C 6.1\lib\libmysql.lib : warning LNK4272: type d'ordinateur bibliothŠque 'x64' en conflit avec le type d'ordinateur cible 'x86'
                              > mysql.exe : fatal error LNK1120: 1 externes non r‚solus
                              > NMAKE : fatal error U1077: '"C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\HostX86\x86\link.EXE"' : code retour '0x460'
                              > Stop.
                               => source failed verification.
                              Trying source 6 (type inline) of library mysql ...
                                => source failed condition '!config.win32'.
                              test config.sqldrivers.libraries.mysql FAILED
                              looking for library oci
                              Trying source 0 (type inline) of library oci ...
                              None of [oci.lib] found in [] and global paths.
                                => source produced no result.
                              Trying source 1 (type inline) of library oci ...
                                => source failed condition '!config.win32'.
                              test config.sqldrivers.libraries.oci FAILED
                              looking for library odbc
                              Trying source 0 (type inline) of library odbc ...
                              + cd /d C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\odbc && C:\Qt\5.12.11\msvc2017\bin\qmake.exe "CONFIG -= qt debug_and_release app_bundle lib_bundle" "CONFIG += shared warn_off console single_arch" "QMAKE_LIBDIR += C:\\opensslx86\\lib C:\\Utils\\my_sql\\mysql-5.6.11-win32\\lib C:\\Utils\\postgresqlx86\\pgsql\\lib" "INCLUDEPATH += C:\\opensslx86\\include C:\\Utils\\my_sql\\mysql-5.6.11-win32\\include C:\\Utils\\postgresqlx86\\pgsql\\include" "QMAKE_USE += odbc" "QMAKE_LIBS_ODBC = \"C:\\Program Files ^(x86^)\\Windows Kits\\10\\lib\\10.0.18362.0\\um\\x64/odbc32.lib\"" C:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/config.tests/odbc
                              + cd /d C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\odbc && set MAKEFLAGS=& nmake
                              > Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                              > Copyright (C) Microsoft Corporation. Tous droits réservés.
                              > 	cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -O2 -MD -W0 -EHsc -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -I. -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo @C:\Users\marco\AppData\Local\Temp\nmB33C.tmp
                              > main.cpp
                              > 	link /NOLOGO /DYNAMICBASE /NXCOMPAT /INCREMENTAL:NO /SUBSYSTEM:CONSOLE "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'" /MANIFEST:embed /OUT:odbc.exe @C:\Users\marco\AppData\Local\Temp\nmB502.tmp
                              > main.obj : error LNK2019: symbole externe non r‚solu _SQLAllocHandle@12 r‚f‚renc‚ dans la fonction _main
                              > C:\Program Files (x86)\Windows Kits\10\lib\10.0.18362.0\um\x64\odbc32.lib : warning LNK4272: type d'ordinateur bibliothŠque 'x64' en conflit avec le type d'ordinateur cible 'x86'
                              > odbc.exe : fatal error LNK1120: 1 externes non r‚solus
                              > NMAKE : fatal error U1077: '"C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\HostX86\x86\link.EXE"' : code retour '0x460'
                              > Stop.
                               => source failed verification.
                              Trying source 1 (type inline) of library odbc ...
                                => source failed condition 'config.darwin'.
                              Trying source 2 (type inline) of library odbc ...
                                => source failed condition '!config.win32 && !config.darwin'.
                              test config.sqldrivers.libraries.odbc FAILED
                              looking for library psql
                              Trying source 0 (type pkgConfig) of library psql ...
                              pkg-config use disabled globally.
                                => source produced no result.
                              Trying source 1 (type psqlConfig) of library psql ...
                              pg_config not found.
                                => source produced no result.
                              Trying source 2 (type psqlEnv) of library psql ...
                              None of [libpq.lib] found in [] and global paths.
                                => source produced no result.
                              Trying source 3 (type psqlEnv) of library psql ...
                                => source failed condition '!config.win32'.
                              test config.sqldrivers.libraries.psql FAILED
                              looking for library sqlite2
                              Trying source 0 (type inline) of library sqlite2 ...
                              None of [sqlite.lib] found in [] and global paths.
                                => source produced no result.
                              test config.sqldrivers.libraries.sqlite2 FAILED
                              looking for library tds
                              Trying source 0 (type sybaseEnv) of library tds ...
                              None of [NTWDBLIB.lib] found in [] and global paths.
                                => source produced no result.
                              Trying source 1 (type sybaseEnv) of library tds ...
                                => source failed condition '!config.win32'.
                              test config.sqldrivers.libraries.tds FAILED
                              
                              

                              I don't really understand all of this.

                              J 1 Reply Last reply 28 Jun 2021, 09:19
                              0
                              • M Markyo
                                28 Jun 2021, 09:17

                                @jsulm I thought it was the already installed ones.
                                I've put the part about mysql from the config.log in my previous message, but I will link the whole file bellow.

                                Command line: "MYSQL_INCDIR=C:\Program Files\MySQL\MySQL Connector C 6.1\include" "MYSQL_LIBDIR=C:\Program Files\MySQL\MySQL Connector C 6.1\lib"
                                Global lib dirs: [C:\\opensslx86\\lib C:\\Utils\\my_sql\\mysql-5.6.11-win32\\lib C:\\Utils\\postgresqlx86\\pgsql\\lib] ["C:\\Program Files (x86)\\Microsoft Visual Studio\\2017\\BuildTools\\VC\\Tools\\MSVC\\14.16.27023\\lib\\x64" "C:\\Program Files (x86)\\Windows Kits\\10\\lib\\10.0.18362.0\\ucrt\\x64" "C:\\Program Files (x86)\\Windows Kits\\10\\lib\\10.0.18362.0\\um\\x64"]
                                Global inc dirs: [C:\\opensslx86\\include C:\\Utils\\my_sql\\mysql-5.6.11-win32\\include C:\\Utils\\postgresqlx86\\pgsql\\include] ["C:\\Program Files (x86)\\Microsoft Visual Studio\\2017\\BuildTools\\VC\\Tools\\MSVC\\14.16.27023\\include" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.18362.0\\ucrt" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.18362.0\\shared" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.18362.0\\um" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.18362.0\\winrt" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.18362.0\\cppwinrt"]
                                looking for library db2
                                Trying source 0 (type inline) of library db2 ...
                                None of [db2cli.lib] found in [] and global paths.
                                  => source produced no result.
                                Trying source 1 (type inline) of library db2 ...
                                  => source failed condition '!config.win32'.
                                test config.sqldrivers.libraries.db2 FAILED
                                looking for library ibase
                                Trying source 0 (type inline) of library ibase ...
                                None of [gds32_ms.lib] found in [] and global paths.
                                  => source produced no result.
                                Trying source 1 (type inline) of library ibase ...
                                  => source failed condition '!config.win32'.
                                test config.sqldrivers.libraries.ibase FAILED
                                looking for library mysql
                                Trying source 0 (type mysqlConfig) of library mysql ...
                                mysql_config not found.
                                  => source produced no result.
                                Trying source 1 (type mysqlConfig) of library mysql ...
                                mysql_config not found.
                                  => source produced no result.
                                Trying source 2 (type mysqlConfig) of library mysql ...
                                mysql_config not found.
                                  => source produced no result.
                                Trying source 3 (type mysqlConfig) of library mysql ...
                                mysql_config not found.
                                  => source produced no result.
                                Trying source 4 (type inline) of library mysql ...
                                  => source failed condition '!config.win32'.
                                Trying source 5 (type inline) of library mysql ...
                                + cd /d C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\mysql && C:\Qt\5.12.11\msvc2017\bin\qmake.exe "CONFIG -= qt debug_and_release app_bundle lib_bundle" "CONFIG += shared warn_off console single_arch" "QMAKE_LIBDIR += C:\\opensslx86\\lib C:\\Utils\\my_sql\\mysql-5.6.11-win32\\lib C:\\Utils\\postgresqlx86\\pgsql\\lib" "INCLUDEPATH += C:\\opensslx86\\include C:\\Utils\\my_sql\\mysql-5.6.11-win32\\include C:\\Utils\\postgresqlx86\\pgsql\\include" "QMAKE_USE += mysql" "QMAKE_LIBS_MYSQL = \"C:\\Program Files\\MySQL\\MySQL Connector C 6.1\\lib/libmysql.lib\"" "QMAKE_INCDIR_MYSQL = \"C:\\Program Files\\MySQL\\MySQL Connector C 6.1\\include\"" C:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/config.tests/mysql
                                > Info: creating stash file C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\.qmake.stash
                                + cd /d C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\mysql && set MAKEFLAGS=& nmake
                                > Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                                > Copyright (C) Microsoft Corporation. Tous droits réservés.
                                > 	cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -O2 -MD -W0 -EHsc -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -I. -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -I"C:\Program Files\MySQL\MySQL Connector C 6.1\include" -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo @C:\Users\marco\AppData\Local\Temp\nmAFE1.tmp
                                > main.cpp
                                > 	link /NOLOGO /DYNAMICBASE /NXCOMPAT /INCREMENTAL:NO /SUBSYSTEM:CONSOLE "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'" /MANIFEST:embed /OUT:mysql.exe @C:\Users\marco\AppData\Local\Temp\nmB1C6.tmp
                                > main.obj : error LNK2019: symbole externe non r‚solu _mysql_get_client_version@0 r‚f‚renc‚ dans la fonction _main
                                > C:\Program Files\MySQL\MySQL Connector C 6.1\lib\libmysql.lib : warning LNK4272: type d'ordinateur bibliothŠque 'x64' en conflit avec le type d'ordinateur cible 'x86'
                                > mysql.exe : fatal error LNK1120: 1 externes non r‚solus
                                > NMAKE : fatal error U1077: '"C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\HostX86\x86\link.EXE"' : code retour '0x460'
                                > Stop.
                                 => source failed verification.
                                Trying source 6 (type inline) of library mysql ...
                                  => source failed condition '!config.win32'.
                                test config.sqldrivers.libraries.mysql FAILED
                                looking for library oci
                                Trying source 0 (type inline) of library oci ...
                                None of [oci.lib] found in [] and global paths.
                                  => source produced no result.
                                Trying source 1 (type inline) of library oci ...
                                  => source failed condition '!config.win32'.
                                test config.sqldrivers.libraries.oci FAILED
                                looking for library odbc
                                Trying source 0 (type inline) of library odbc ...
                                + cd /d C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\odbc && C:\Qt\5.12.11\msvc2017\bin\qmake.exe "CONFIG -= qt debug_and_release app_bundle lib_bundle" "CONFIG += shared warn_off console single_arch" "QMAKE_LIBDIR += C:\\opensslx86\\lib C:\\Utils\\my_sql\\mysql-5.6.11-win32\\lib C:\\Utils\\postgresqlx86\\pgsql\\lib" "INCLUDEPATH += C:\\opensslx86\\include C:\\Utils\\my_sql\\mysql-5.6.11-win32\\include C:\\Utils\\postgresqlx86\\pgsql\\include" "QMAKE_USE += odbc" "QMAKE_LIBS_ODBC = \"C:\\Program Files ^(x86^)\\Windows Kits\\10\\lib\\10.0.18362.0\\um\\x64/odbc32.lib\"" C:/Qt/5.12.11/Src/qtbase/src/plugins/sqldrivers/config.tests/odbc
                                + cd /d C:\Qt\5.12.11\Src\qtbase\src\plugins\sqldrivers\config.tests\odbc && set MAKEFLAGS=& nmake
                                > Microsoft (R) Program Maintenance Utility Version 14.26.28806.0
                                > Copyright (C) Microsoft Corporation. Tous droits réservés.
                                > 	cl -c -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -O2 -MD -W0 -EHsc -DUNICODE -D_UNICODE -DWIN32 -D_ENABLE_EXTENDED_ALIGNED_STORAGE -DNDEBUG -I. -IC:\opensslx86\include -IC:\Utils\my_sql\mysql-5.6.11-win32\include -IC:\Utils\postgresqlx86\pgsql\include -IC:\Qt\5.12.11\msvc2017\mkspecs\win32-msvc -Fo @C:\Users\marco\AppData\Local\Temp\nmB33C.tmp
                                > main.cpp
                                > 	link /NOLOGO /DYNAMICBASE /NXCOMPAT /INCREMENTAL:NO /SUBSYSTEM:CONSOLE "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'" /MANIFEST:embed /OUT:odbc.exe @C:\Users\marco\AppData\Local\Temp\nmB502.tmp
                                > main.obj : error LNK2019: symbole externe non r‚solu _SQLAllocHandle@12 r‚f‚renc‚ dans la fonction _main
                                > C:\Program Files (x86)\Windows Kits\10\lib\10.0.18362.0\um\x64\odbc32.lib : warning LNK4272: type d'ordinateur bibliothŠque 'x64' en conflit avec le type d'ordinateur cible 'x86'
                                > odbc.exe : fatal error LNK1120: 1 externes non r‚solus
                                > NMAKE : fatal error U1077: '"C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.26.28801\bin\HostX86\x86\link.EXE"' : code retour '0x460'
                                > Stop.
                                 => source failed verification.
                                Trying source 1 (type inline) of library odbc ...
                                  => source failed condition 'config.darwin'.
                                Trying source 2 (type inline) of library odbc ...
                                  => source failed condition '!config.win32 && !config.darwin'.
                                test config.sqldrivers.libraries.odbc FAILED
                                looking for library psql
                                Trying source 0 (type pkgConfig) of library psql ...
                                pkg-config use disabled globally.
                                  => source produced no result.
                                Trying source 1 (type psqlConfig) of library psql ...
                                pg_config not found.
                                  => source produced no result.
                                Trying source 2 (type psqlEnv) of library psql ...
                                None of [libpq.lib] found in [] and global paths.
                                  => source produced no result.
                                Trying source 3 (type psqlEnv) of library psql ...
                                  => source failed condition '!config.win32'.
                                test config.sqldrivers.libraries.psql FAILED
                                looking for library sqlite2
                                Trying source 0 (type inline) of library sqlite2 ...
                                None of [sqlite.lib] found in [] and global paths.
                                  => source produced no result.
                                test config.sqldrivers.libraries.sqlite2 FAILED
                                looking for library tds
                                Trying source 0 (type sybaseEnv) of library tds ...
                                None of [NTWDBLIB.lib] found in [] and global paths.
                                  => source produced no result.
                                Trying source 1 (type sybaseEnv) of library tds ...
                                  => source failed condition '!config.win32'.
                                test config.sqldrivers.libraries.tds FAILED
                                
                                

                                I don't really understand all of this.

                                J Offline
                                J Offline
                                jsulm
                                Lifetime Qt Champion
                                wrote on 28 Jun 2021, 09:19 last edited by
                                #17

                                @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

                                C:\Program Files\MySQL\MySQL Connector C 6.1\lib\libmysql.lib : warning LNK4272: type d'ordinateur bibliothŠque 'x64' en conflit avec le type d'ordinateur cible 'x86'

                                This is the problem: your Qt and MySql lib are for different architectures.

                                https://forum.qt.io/topic/113070/qt-code-of-conduct

                                M 1 Reply Last reply 28 Jun 2021, 09:27
                                1
                                • J jsulm
                                  28 Jun 2021, 09:19

                                  @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

                                  C:\Program Files\MySQL\MySQL Connector C 6.1\lib\libmysql.lib : warning LNK4272: type d'ordinateur bibliothŠque 'x64' en conflit avec le type d'ordinateur cible 'x86'

                                  This is the problem: your Qt and MySql lib are for different architectures.

                                  M Offline
                                  M Offline
                                  Markyo
                                  wrote on 28 Jun 2021, 09:27 last edited by
                                  #18

                                  @jsulm x64 vs x86?
                                  Is there a way to solve this? Installing both in the same architectures? Wich one should I choose?

                                  J 1 Reply Last reply 28 Jun 2021, 09:28
                                  0
                                  • M Markyo
                                    28 Jun 2021, 09:27

                                    @jsulm x64 vs x86?
                                    Is there a way to solve this? Installing both in the same architectures? Wich one should I choose?

                                    J Offline
                                    J Offline
                                    jsulm
                                    Lifetime Qt Champion
                                    wrote on 28 Jun 2021, 09:28 last edited by
                                    #19

                                    @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

                                    Wich one should I choose?

                                    The one you need.
                                    It looks like you installed Qt x86, right? Install Qt x86_64 and use that one.

                                    https://forum.qt.io/topic/113070/qt-code-of-conduct

                                    M 1 Reply Last reply 28 Jun 2021, 09:47
                                    0
                                    • J jsulm
                                      28 Jun 2021, 09:28

                                      @Markyo said in QMYSQL driver not loaded and Library mysql is not defined:

                                      Wich one should I choose?

                                      The one you need.
                                      It looks like you installed Qt x86, right? Install Qt x86_64 and use that one.

                                      M Offline
                                      M Offline
                                      Markyo
                                      wrote on 28 Jun 2021, 09:47 last edited by
                                      #20

                                      @jsulm to install this version, should I use the qt-unified-windows-x86-4.1.1-online.exe? and untick all x86 components in custom installation?
                                      Or is there an x86_64 installer?

                                      J 1 Reply Last reply 28 Jun 2021, 09:50
                                      0
                                      • M Markyo
                                        28 Jun 2021, 09:47

                                        @jsulm to install this version, should I use the qt-unified-windows-x86-4.1.1-online.exe? and untick all x86 components in custom installation?
                                        Or is there an x86_64 installer?

                                        J Offline
                                        J Offline
                                        jsulm
                                        Lifetime Qt Champion
                                        wrote on 28 Jun 2021, 09:50 last edited by
                                        #21

                                        @Markyo Since you already installed x86 Qt simply start the Qt Maintenance Tool and deselct the x86 version and select x86_64 one.

                                        https://forum.qt.io/topic/113070/qt-code-of-conduct

                                        M 1 Reply Last reply 28 Jun 2021, 10:07
                                        0
                                        • J jsulm
                                          28 Jun 2021, 09:50

                                          @Markyo Since you already installed x86 Qt simply start the Qt Maintenance Tool and deselct the x86 version and select x86_64 one.

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                                          Markyo
                                          wrote on 28 Jun 2021, 10:07 last edited by
                                          #22

                                          @jsulm While waiting to be able to repost, I uninstalled my qt..
                                          So right now, I'm on this page:
                                          Qt installer
                                          Qt installer next

                                          As you can see, I've unticked the x86 in version I want, is it ok? Plus, is there some things to tick?

                                          J 1 Reply Last reply 28 Jun 2021, 10:10
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