first commit for openGauss connect odbc code

2020-06-24 16:11:37 +08:00
parent 2a3a17f54e
commit 59eb2808c4
458 changed files with 141117 additions and 75 deletions
--- a/odbc-test-gauss/odbc_smalldatetime_05_SQLGetData.c
+++ b/odbc-test-gauss/odbc_smalldatetime_05_SQLGetData.c
@ -0,0 +1,134 @@
+ /*
+����odbc֧��smalldatetime����
+test: SQLGetData()����,����ȡ��smalldatetime���͵�����
+*/
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <sql.h>
+#include <sqlext.h>
+#include <sqltypes.h>
+
+int main( )
+{
+   SQLHENV         hEnv    = SQL_NULL_HENV;
+   SQLHDBC         hDbc    = SQL_NULL_HDBC;
+   SQLHSTMT        hStmt   = SQL_NULL_HSTMT;
+   SQLRETURN       rc      = SQL_SUCCESS;
+   SQLINTEGER      RETCODE = 0;
+   
+   TIMESTAMP_STRUCT sTime ;
+   SQLLEN cbID = 0;
+   SQLCHAR result[200]={0};
+     
+   (void) printf ("**** Entering CLIP06.\n\n");
+  /*****************************************************************/
+  /* Allocate environment handle                                   */
+  /*****************************************************************/
+   RETCODE = SQLAllocHandle(SQL_HANDLE_ENV, SQL_NULL_HANDLE, &hEnv);
+   if (!SQL_SUCCEEDED(RETCODE))
+     goto dberror;
+   SQLSetEnvAttr(hEnv, SQL_ATTR_ODBC_VERSION, (void*)SQL_OV_ODBC3, 0); 
+   
+  /*****************************************************************/
+  /* Allocate connection handle to DSN                             */
+  /*****************************************************************/
+   RETCODE = SQLAllocHandle(SQL_HANDLE_DBC, hEnv, &hDbc);
+   if( !SQL_SUCCEEDED(RETCODE) )      // Could not get a Connect Handle
+     goto dberror;
+
+  /*****************************************************************/
+  /* CONNECT TO data source (STLEC1)                               */
+  /*****************************************************************/
+   RETCODE = SQLConnect(hDbc,        // Connect handle
+                        (SQLCHAR *)"gaussdb", // DSN
+                        SQL_NTS,     // DSN is nul-terminated
+                        NULL,        // Null UID
+                        0   ,
+                        NULL,        // Null Auth string
+                        0);
+	 
+   if( !SQL_SUCCEEDED(RETCODE))      // Connect failed
+     goto dberror;
+ 
+  /*****************************************************************/
+  /* Allocate statement handle                                     */
+  /*****************************************************************/
+   rc = SQLAllocHandle(SQL_HANDLE_STMT, hDbc, &hStmt);
+   if (!SQL_SUCCEEDED(rc))
+     goto exit;
+
+  /*****************************************************************/
+  /* Retrieve native SQL types from DSN 					       */
+  /*****************************************************************/
+   rc = SQLExecDirect(hStmt,"drop table IF EXISTS odbc_smalldatetime_05_SQLGetData",SQL_NTS);
+   if (!SQL_SUCCEEDED(rc))
+	goto exit;
+	
+   rc = SQLExecDirect(hStmt,"create table odbc_smalldatetime_05_SQLGetData(tm smalldatetime,name varchar(20))",SQL_NTS);
+   if (!SQL_SUCCEEDED(rc))
+     goto exit;
+
+	/* smalldatetime [0,255] */
+   rc = SQLExecDirect(hStmt,"insert into odbc_smalldatetime_05_SQLGetData values('2012-12-14 12:12','Joe')",SQL_NTS);
+   if (!SQL_SUCCEEDED(rc))
+     goto exit;
+
+   rc = SQLExecDirect(hStmt,"insert into odbc_smalldatetime_05_SQLGetData values('2013-09-01 12:12:12','Mike')",SQL_NTS);
+   if (!SQL_SUCCEEDED(rc))
+     goto exit;
+	 
+   rc = SQLExecDirect(hStmt,"insert into odbc_smalldatetime_05_SQLGetData values('2013-09-01 12:12:36','Mary')",SQL_NTS);
+   if (!SQL_SUCCEEDED(rc))
+     goto exit;
+	  
+   rc = SQLExecDirect(hStmt,"select tm,name from odbc_smalldatetime_05_SQLGetData order by tm;",SQL_NTS);
+   
+   if (!SQL_SUCCEEDED(rc))
+     goto exit;
+   
+   rc = SQLFetch(hStmt);  
+   while(rc != SQL_NO_DATA)
+   {	 
+	 /* test SQLGetData */
+	 SQLGetData(hStmt,1,SQL_C_TYPE_TIMESTAMP,(SQLPOINTER)&sTime,sizeof(sTime),&cbID);
+	 sprintf(result, "%.4d-%.2d-%.2d %.2d:%.2d:%.2d", sTime.year, sTime.month, sTime.day,sTime.hour,sTime.minute,sTime.second);
+	 
+	 printf("TIME = %s\n\n",result);
+     rc = SQLFetch(hStmt);  
+   };
+	
+   if (!SQL_SUCCEEDED(rc) && rc != SQL_NO_DATA)
+     goto exit;
+  /*****************************************************************/
+  /* Free statement handle                                         */
+  /*****************************************************************/
+   RETCODE = SQLFreeHandle(SQL_HANDLE_STMT, hStmt);
+   if (!SQL_SUCCEEDED(RETCODE))       // An advertised API failed
+     goto dberror;
+  /*****************************************************************/
+  /* DISCONNECT from data source                                   */
+  /*****************************************************************/
+   RETCODE = SQLDisconnect(hDbc);
+   if (!SQL_SUCCEEDED(RETCODE))
+     goto dberror;
+  /*****************************************************************/
+  /* Deallocate connection handle                                  */
+  /*****************************************************************/
+   RETCODE = SQLFreeHandle(SQL_HANDLE_DBC, hDbc);
+   if (!SQL_SUCCEEDED(RETCODE))
+     goto dberror;
+   /*****************************************************************/
+  /* Free environment handle                                       */
+  /*****************************************************************/
+   RETCODE = SQLFreeHandle(SQL_HANDLE_ENV, hEnv);
+   if (!SQL_SUCCEEDED(RETCODE))
+     goto exit;
+   return 0;
+
+     dberror:
+     RETCODE=12;
+     exit:
+     (void) printf ("**** Exiting  CLIP06.\n\n");
+     return(RETCODE);
+}