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How to create the plugin of OCI for Qt

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  • SGaistS Offline
    SGaistS Offline
    SGaist
    Lifetime Qt Champion
    wrote on last edited by
    #14

    No, Windows 64 can run 32 bit applications. What you are doing is trying to link a 64 bit library to a 32 bit one, which is not possible.

    Are you sure you gave the correct path ?

    Interested in AI ? www.idiap.ch
    Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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    • K Offline
      K Offline
      kirajustice
      wrote on last edited by
      #15

      I saw run everything.

      oracle client qt
      32bit 32bit
      64bit 32bit
      64bit 64bit
      32bit 64bit

      But that was not the case successfully.
      If possible run in 64bit 32bit
      Why 32bit - 32bit is running does not?
      Also, why does not run 64bit-64bit?
      Were given the right path.
      error is the "can not opened oci.lib"
      because lib file is found this error occurs
      I think so.

      I would not find a solution in this case.
      It is imperative for your help.
      please help me. sorry

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      • SGaistS Offline
        SGaistS Offline
        SGaist
        Lifetime Qt Champion
        wrote on last edited by
        #16

        Please, ensure that you are using either both 32bit or 64bit version of the libraries (I mean Qt and Oracle) Next, check the compiler used to build Oracle's library and choose the one that matches with your Qt installation

        Interested in AI ? www.idiap.ch
        Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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        • K Offline
          K Offline
          kirajustice
          wrote on last edited by
          #17

          Answer Thank you.
          So I checked.
          I installed qt mingw4.8.2 (32bit) and oracle client-win32 runtime (32bit).
          Is there something wrong here?
          Or do I need to add that same environment variables?
          : -1: Error: can not find -loci
          that can not find the oci libraries it?
          I do not know why would not find the library.

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          • SGaistS Offline
            SGaistS Offline
            SGaist
            Lifetime Qt Champion
            wrote on last edited by
            #18

            Can you post the path where this lib can be found ? Not the one you are using but the explorer's path

            Interested in AI ? www.idiap.ch
            Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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            • K Offline
              K Offline
              kirajustice
              wrote on last edited by
              #19

              C:\app\yeongkyu\product\11.2.0\client_2\oci\lib\msvc
              oci.lib is here.

              C:\app\yeongkyu\product\11.2.0\client_2\oci\include
              oci.h is here.

              C:\Qt\5.3\Src\qtbase\src\plugins\sqldrivers\oci
              oci.pro is here

              C:\app\yeongkyu\product\11.2.0\client_2\BIN
              dll file is here.

              I have not touched since the Oracle installation.
              just Path and have only set up the build.
              only the lib and include paths

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              • SGaistS Offline
                SGaistS Offline
                SGaist
                Lifetime Qt Champion
                wrote on last edited by
                #20

                What else do you have in C:\app\yeongkyu\product\11.2.0\client_2\oci\lib\ ?

                Interested in AI ? www.idiap.ch
                Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                • K Offline
                  K Offline
                  kirajustice
                  wrote on last edited by
                  #21

                  Answer Thank you.
                  But it also does not work.
                  So I tried the other way attempt.
                  I copy mingw32 / bin the dll file in the oracle_home / client / bin.
                  I copy mingw32 / include the all file in the oracle_home / client / oci / include.
                  I copy mingw32 / lib lib file in the oracle_home / client / oci / lib / msvc.
                  qt 5.3 for desktop (mingw4.8 32bit) .exe
                  -> cd c: \ qt \ 5.3 \ src \ qtbase \ src \ plugins \ sqldrivers \ oci
                  -> qmake oci.pro
                  -> mingw32-make
                  In this way I
                  lbisqloci.a
                  qsqloci.dll
                  qsqlocid.dll
                  I created three files.
                  Success!
                  But can not open the db.

                  QOCIDriver: unable to create environment
                  OCIHandleAlloc segmentation fault

                  The source is as follows:
                  @ QSqlDatabase db;
                  db = QSqlDatabase::addDatabase("QOCI8");
                  db.setHostName("hostip");
                  db.setDatabaseName("dbname");
                  db.setUserName("userid");
                  db.setPassword("userpw");
                  db.setPort(1521);
                  db.open();
                  @
                  Error is it because I had the wrong source code?
                  Or so the plug incorrectly created?

                  I would like to thank again
                  the project be conducted .

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                  • SGaistS Offline
                    SGaistS Offline
                    SGaist
                    Lifetime Qt Champion
                    wrote on last edited by
                    #22

                    No, probably the wrong dll loading

                    Interested in AI ? www.idiap.ch
                    Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                    • K Offline
                      K Offline
                      kirajustice
                      wrote on last edited by
                      #23

                      Your answer is right.
                      Plug was incorrectly made​​.
                      I have succeeded in making the plug-in using the plug-in method of making oci provided by qt.

                      But Oracle Tns error occurs.

                      ORA-12154: the specified connection identifier cannot be analyzed
                      Unable to logon

                      This is a reference when creating a plugin
                      This is specified when creating a plug-in to see qsql_oci.cpp

                      @
                      connectionString =
                      QString::fromLatin1("(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=%1)(Port=%2))"
                      "(CONNECT_DATA=(SERVICE_NAME=%3)))").arg(hostname).arg((port > -1 ? port : 1521)).arg(db)@

                      Configure the TNS that the source of that I think.

                      The TNS using sqlplus and I have successfully completed the database connection
                      Is that different, and this part of the TNS version of DB?

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                      • K Offline
                        K Offline
                        kirajustice
                        wrote on last edited by
                        #24

                        I've solved.
                        This is because you are helping.

                        @connectionString =
                        QString::fromLatin1("(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=%1)(PORT=%2)))"
                        "(CONNECT_DATA=(SERVICE_NAME=%3)))").arg(hostname).arg((port > -1 ? port : 1521)).arg(db);@

                        This was resolved by modifying the.
                        Thanks .T_T

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