/* $Header: * * Synopsis: Test ODBC application for using prepared statement with bound parameters. * Uses test table. Modify according to your database. */ /*******************************************************************************/ #include <stdio.h> #include <string.h> #include "isql.h" #include "isqlext.h" /*******************************************************************************/ HENV henv=SQL_NULL_HENV; HDBC hdbc=SQL_NULL_HDBC; HSTMT hstmt; SQLINTEGER retval = 0; int main() { char szDsn[128] ="" , szLogin[25] ="", szPassword[25] = "", name[] = "50", statement[] = "select * from test_table where name = ?"; RETCODE returncode; SDWORD cbOut; SQLINTEGER cbValue; SQLSMALLINT numParams; UDWORD connAttr; int i; connAttr = SQL_TXN_READ_COMMITTED; system ("clear"); printf("\n Starting Test...\n"); strcpy( szDsn, "ORA8I_SOLARIS"); printf( "\n szDsn = %s", szDsn); strcpy( szLogin, "scott"); printf( "\n szLogin = %s", szLogin); strcpy( szPassword,"tiger"); printf( "\n szPassword = %s\n\n", szPassword); returncode = SQLAllocEnv(&henv); returncode = SQLAllocConnect(henv,&hdbc); if(returncode==SQL_SUCCESS) returncode = SQLConnect(hdbc,(unsigned char *)szDsn,SQL_NTS, (unsigned char *)szLogin,SQL_NTS, (unsigned char *)szPassword,SQL_NTS); if(returncode!=SQL_SUCCESS) return 0; cbOut = SQL_NTS; returncode = SQLAllocStmt(hdbc, &hstmt); SQLSetConnectAttr(hdbc, SQL_TXN_ISOLATION, (SQLPOINTER) connAttr, 255); SQLPrepare(hstmt,statement,SQL_NTS); SQLNumParams(hstmt, &numParams); printf ("Numparams output = %i\n", numParams); SQLBindParameter(hstmt,1,SQL_PARAM_INPUT,SQL_C_CHAR,SQL_VARCHAR,4,0,&name,0,&cbOut); /* Bind the column we'll be outputting. */ SQLBindCol(hstmt,1,SQL_C_CHAR, pwd, 20, &cbOut); /* Execute the statement */ SQLExecute(hstmt); /* Fetch the data */ SQLFetch(hstmt); printf ("pwd (OUTPUT) = %s\n",pwd); printf ("length of pwd = %i\n",strlen(pwd)); SQLFreeStmt(hstmt, SQL_DROP ); SQLDisconnect(hdbc); SQLFreeConnect(hdbc); SQLFreeEnv(henv); printf("\n End of Program\n\n"); return 0; } int DB_Errors (char *where) { unsigned char buf[250]; unsigned char sqlstate[15]; /* * Get statement errors */ while (SQLError (henv, hdbc, hstmt, sqlstate, NULL, buf, sizeof(buf), NULL) == SQL_SUCCESS) { fprintf (stderr, "%s, SQLSTATE=%s\n", buf, sqlstate); } /* * Get connection errors */ while (SQLError (henv, hdbc, SQL_NULL_HSTMT, sqlstate, NULL, buf, sizeof(buf), NULL) == SQL_SUCCESS) { fprintf (stderr, "%s, SQLSTATE=%s\n", buf, sqlstate); } /* * Get environmental errors */ while (SQLError (henv, SQL_NULL_HDBC, SQL_NULL_HSTMT, sqlstate, NULL, buf, sizeof(buf), NULL) == SQL_SUCCESS) { fprintf (stderr, "%s, SQLSTATE=%s\n", buf, sqlstate); } return -1; } /*******************************************************************************/ /* End of File */
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