odbc_sp_who.cpp
上传用户:yhdzpy8989
上传日期:2007-06-13
资源大小:13604k
文件大小:4k
- /*
- * ===========================================================================
- * PRODUCTION $Log: odbc_sp_who.cpp,v $
- * PRODUCTION Revision 1000.1 2004/06/01 19:22:02 gouriano
- * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.4
- * PRODUCTION
- * ===========================================================================
- */
- /* $Id $
- * ===========================================================================
- *
- * PUBLIC DOMAIN NOTICE
- * National Center for Biotechnology Information
- *
- * This software/database is a "United States Government Work" under the
- * terms of the United States Copyright Act. It was written as part of
- * the author's official duties as a United States Government employee and
- * thus cannot be copyrighted. This software/database is freely available
- * to the public for use. The National Library of Medicine and the U.S.
- * Government have not placed any restriction on its use or reproduction.
- *
- * Although all reasonable efforts have been taken to ensure the accuracy
- * and reliability of the software and data, the NLM and the U.S.
- * Government do not and cannot warrant the performance or results that
- * may be obtained by using this software or data. The NLM and the U.S.
- * Government disclaim all warranties, express or implied, including
- * warranties of performance, merchantability or fitness for any particular
- * purpose.
- *
- * Please cite the author in any work or product based on this material.
- *
- * ===========================================================================
- *
- * Author: Vladimir Soussov
- *
- * This simple program illustrates how to use the RPC command
- *
- */
- #include <ncbi_pch.hpp>
- #include <dbapi/driver/exception.hpp>
- #include <dbapi/driver/odbc/interfaces.hpp>
- USING_NCBI_SCOPE;
- int main()
- {
- try {
- CODBCContext my_context;
- CDB_Connection* con = my_context.Connect("MS_DEV1", "anyone", "allowed", 0);
- CDB_RPCCmd* rcmd = con->RPC("sp_who", 0);
- rcmd->Send();
-
- while (rcmd->HasMoreResults()) {
- CDB_Result* r = rcmd->Result();
- if (!r)
- continue;
-
- if (r->ResultType() == eDB_RowResult) {
- while (r->Fetch()) {
- for (unsigned int j = 0; j < r->NofItems(); j++) {
- EDB_Type rt = r->ItemDataType(j);
- if (rt == eDB_Char || rt == eDB_VarChar) {
- CDB_VarChar r_vc;
- r->GetItem(&r_vc);
- cout << r->ItemName(j) << ": "
- << (r_vc.IsNULL()? "" : r_vc.Value())
- << " t";
- } else if (rt == eDB_Int ||
- rt == eDB_SmallInt ||
- rt == eDB_TinyInt) {
- CDB_Int r_in;
- r->GetItem(&r_in);
- cout << r->ItemName(j) << ": " << r_in.Value() << ' ';
- } else
- r->SkipItem();
- }
- cout << endl;
- }
- delete r;
- }
- }
- delete rcmd;
- delete con;
- } catch (CDB_Exception& e) {
- CDB_UserHandler_Stream myExHandler(&cerr);
- myExHandler.HandleIt(&e);
- return 1;
- }
- return 0;
- }
- /*
- * ===========================================================================
- * $Log: odbc_sp_who.cpp,v $
- * Revision 1000.1 2004/06/01 19:22:02 gouriano
- * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.4
- *
- * Revision 1.4 2004/05/17 21:16:12 gorelenk
- * Added include of PCH ncbi_pch.hpp
- *
- * Revision 1.3 2003/08/05 19:23:47 vakatov
- * MSSQL2 --> MS_DEV1
- *
- * Revision 1.2 2003/05/08 21:25:08 soussov
- * adopting to unix based odbc
- *
- * Revision 1.1 2002/06/20 20:08:35 ivanov
- * Initial revision -- built on base "dbl_sp_who" sample
- *
- * ===========================================================================
- */