149 lines
5.5 KiB
C
149 lines
5.5 KiB
C
/*
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测试odbc支持smalldatetime类型
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test: SQLBindParameter()函数 查询出来的结果跟数据库中的结果不一致！
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <sql.h>
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#include <sqlext.h>
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#include <sqltypes.h>
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int main( )
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{
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SQLHENV hEnv = SQL_NULL_HENV;
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SQLHDBC hDbc = SQL_NULL_HDBC;
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SQLHSTMT hStmt = SQL_NULL_HSTMT;
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SQLRETURN rc = SQL_SUCCESS;
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SQLINTEGER RETCODE = 0;
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TIMESTAMP_STRUCT *sTime = NULL;
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TIMESTAMP_STRUCT result;
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sTime = (TIMESTAMP_STRUCT *)malloc(sizeof(TIMESTAMP_STRUCT));
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if (NULL == sTime)
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goto exit;
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sTime->year = 2012;
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sTime->month = 12;
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sTime->day = 12;
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sTime->hour = 9;
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sTime->minute = 10;
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sTime->second = 31;
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SQLLEN cbID = 0;
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SQLINTEGER bID = 0;
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SQLINTEGER errInfo = 0;
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SQLSMALLINT errCb = 0;
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SQLCHAR time[200];
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SQLCHAR errMsg[200];
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(void) printf ("**** Entering CLIP06.\n\n");
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/*****************************************************************/
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/* Allocate environment handle */
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/*****************************************************************/
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RETCODE = SQLAllocHandle(SQL_HANDLE_ENV, SQL_NULL_HANDLE, &hEnv);
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if (!SQL_SUCCEEDED(RETCODE))
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goto dberror;
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SQLSetEnvAttr(hEnv, SQL_ATTR_ODBC_VERSION, (void*)SQL_OV_ODBC3, 0);
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/*****************************************************************/
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/* Allocate connection handle to DSN */
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/*****************************************************************/
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RETCODE = SQLAllocHandle(SQL_HANDLE_DBC, hEnv, &hDbc);
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if( !SQL_SUCCEEDED(RETCODE) ) // Could not get a Connect Handle
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goto dberror;
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/*****************************************************************/
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/* CONNECT TO data source (STLEC1) */
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/*****************************************************************/
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RETCODE = SQLConnect(hDbc, // Connect handle
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(SQLCHAR *)"gaussdb", // DSN
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SQL_NTS, // DSN is nul-terminated
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NULL, // Null UID
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0 ,
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NULL, // Null Auth string
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0);
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if( !SQL_SUCCEEDED(RETCODE)) // Connect failed
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goto dberror;
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/*****************************************************************/
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/* Allocate statement handle */
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/*****************************************************************/
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rc = SQLAllocHandle(SQL_HANDLE_STMT, hDbc, &hStmt);
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if (!SQL_SUCCEEDED(rc))
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goto exit;
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/*****************************************************************/
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/* Retrieve SQL data types from DSN */
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/*****************************************************************/
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rc = SQLExecDirect(hStmt,"drop table IF EXISTS odbc_smalldatetime_03_SQLBindParamater",SQL_NTS);
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if (!SQL_SUCCEEDED(rc))
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goto exit;
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rc = SQLExecDirect(hStmt,"create table odbc_smalldatetime_03_SQLBindParamater(tm smalldatetime)",SQL_NTS);
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if (!SQL_SUCCEEDED(rc))
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goto exit;
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SQLPrepare(hStmt,"insert into odbc_smalldatetime_03_SQLBindParamater values(?)",SQL_NTS);
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SQLBindParameter(hStmt,1,SQL_PARAM_INPUT,SQL_C_TYPE_TIMESTAMP,SQL_TYPE_TIMESTAMP,100,0,sTime,sizeof(TIMESTAMP_STRUCT),&cbID);
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rc = SQLExecute(hStmt);
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if ((!SQL_SUCCEEDED(rc)))
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goto exit;
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rc = SQLExecDirect(hStmt,"select tm from odbc_smalldatetime_03_SQLBindParamater",SQL_NTS);
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if (!SQL_SUCCEEDED(rc))
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goto exit;
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rc = SQLBindCol(hStmt,1,SQL_C_TYPE_TIMESTAMP, (SQLPOINTER)&result,sizeof(result),&cbID);
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if (!SQL_SUCCEEDED(rc))
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goto exit;
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rc = SQLFetch(hStmt);
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while(rc != SQL_NO_DATA)
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{
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sprintf(time, "%.4d-%.2d-%.2d %.2d:%.2d:%.2d", result.year, result.month, result.day,result.hour,result.minute,result.second);
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printf("TIME = %s\n\n",time);
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rc = SQLFetch(hStmt);
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};
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if (!SQL_SUCCEEDED(rc) && rc != SQL_NO_DATA)
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goto exit;
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/*****************************************************************/
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/* Free statement handle */
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/*****************************************************************/
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RETCODE = SQLFreeHandle(SQL_HANDLE_STMT, hStmt);
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if (!SQL_SUCCEEDED(RETCODE)) // An advertised API failed
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goto dberror;
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/*****************************************************************/
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/* DISCONNECT from data source */
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/*****************************************************************/
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RETCODE = SQLDisconnect(hDbc);
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if (!SQL_SUCCEEDED(RETCODE))
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goto dberror;
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/*****************************************************************/
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/* Deallocate connection handle */
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/*****************************************************************/
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RETCODE = SQLFreeHandle(SQL_HANDLE_DBC, hDbc);
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if (!SQL_SUCCEEDED(RETCODE))
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goto dberror;
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/*****************************************************************/
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/* Free environment handle */
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/*****************************************************************/
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RETCODE = SQLFreeHandle(SQL_HANDLE_ENV, hEnv);
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if (!SQL_SUCCEEDED(RETCODE))
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goto exit;
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return 0;
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dberror:
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RETCODE=12;
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exit:
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(void) printf ("**** Exiting CLIP06.\n\n");
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return(RETCODE);
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}
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