1 // create table t1 with two fields.
2 // prepare with nonexisting field.
3 // SQLNumResultCols() should return zero.
5 // AUTHOR : Jitendra Lenka
13 //*************************************************************************
15 inline void checkrc(int rc
,int line
)
19 printf("ERROR %d at line %d\n",rc
,line
);
24 //*************************************************************************
25 int InsertTest(SQLHANDLE env
,SQLHANDLE dbc
,SQLHANDLE stmt
)
29 int f1
=90; // f1 field
33 ret
= SQLPrepare(stmt
,(unsigned char*)"INSERT INTO T1 VALUES(?,?)",SQL_NTS
);
34 checkrc(ret
,__LINE__
);
38 ret
= SQLBindParameter(stmt
,1,SQL_PARAM_INPUT
,SQL_C_SLONG
,SQL_INTEGER
,0,0,&f1
,0,NULL
);
39 checkrc(ret
,__LINE__
);
41 ret
= SQLBindParameter(stmt
,2,SQL_PARAM_INPUT
,SQL_C_SLONG
,SQL_INTEGER
,0,0,&f2
,0,NULL
);
42 checkrc(ret
,__LINE__
);
52 ret
= SQLExecute(stmt
);
53 checkrc(ret
,__LINE__
);
55 ret
= SQLTransact(env
,dbc
,SQL_COMMIT
);
56 checkrc(ret
,__LINE__
);
59 printf("Total row inserted=%d\n",count
);
62 //***********************************************************************
63 // FETCH ROWS FROM THE TABLE "T1"......select * from T1;
64 int FetchTest(SQLHANDLE env
, SQLHANDLE dbc
, SQLHANDLE stmt
)
68 int f1
=10; // f1 field
73 ret
= SQLPrepare(stmt
,(unsigned char*)"SELECT F3,F2 FROM T1 ",SQL_NTS
);
75 if(rettype
!=0)return 1;
77 //ret = SQLBindParameter(stmt,1,SQL_PARAM_INPUT,SQL_C_SMALL,SQL_SMALL,0,0,)
78 ret
= SQLBindCol(stmt
,1,SQL_C_SLONG
,&f1
,0,NULL
);
82 ret
= SQLBindCol(stmt
,2,SQL_C_SLONG
,&f2
,0,NULL
);
89 ret
= SQLExecute(stmt
);
92 ret
= SQLNumResultCols(stmt
,&noc
);
97 printf("SQLNumResultCol() returns = %d\n",noc
);
101 while(SQL_SUCCEEDED(ret
= SQLFetch(stmt
)))
108 ret =SQLNumResultCols(stmt,&noc);
110 printf("SQLNumResultCols() returns=%d\n",noc);*/
112 ret
= SQLCloseCursor(stmt
);
113 checkrc(ret
,__LINE__
);
115 ret
= SQLTransact(env
,dbc
,SQL_COMMIT
);
116 checkrc(ret
,__LINE__
);
118 printf("Total row fetched=%d\n",count
);
129 SQLCHAR outstr
[1024];
130 SQLSMALLINT outstrlen
;
132 // Aloocate an environment handle
133 ret
=SQLAllocHandle(SQL_HANDLE_ENV
,SQL_NULL_HANDLE
,&env
);
134 checkrc(ret
,__LINE__
);
136 //we need odbc3 support
137 SQLSetEnvAttr(env
,SQL_ATTR_ODBC_VERSION
,(void*)SQL_OV_ODBC3
,0);
139 //ALLOCATE A Connection handle
140 ret
= SQLAllocHandle(SQL_HANDLE_DBC
,env
,&dbc
);
141 checkrc(ret
,__LINE__
);
143 // connect to the DSN mydsn
144 ret
= SQLConnect (dbc
,
145 (SQLCHAR
*) "test", (SQLSMALLINT
) strlen ("test"),
147 (SQLSMALLINT
) strlen ("root"),
148 (SQLCHAR
*) "manager",
149 (SQLSMALLINT
) strlen (""));
151 if(SQL_SUCCEEDED(ret
))
153 printf("\nConnected to the Data Source..\n");
159 printf("error in connection\n");
162 ret
= SQLFreeHandle(SQL_HANDLE_DBC
,dbc
);
163 checkrc(ret
,__LINE__
);
165 ret
= SQLFreeHandle(SQL_HANDLE_ENV
,env
);
166 checkrc(ret
,__LINE__
);
171 //******************************************************************
173 ret
= SQLAllocHandle(SQL_HANDLE_STMT
,dbc
,&stmt
);
174 checkrc(ret
,__LINE__
);
177 "CREATE TABLE T1(F1 INT,F2 INT)";
178 ret
= SQLPrepare(stmt
,table
,SQL_NTS
);
179 checkrc(ret
,__LINE__
);
180 ret
= SQLExecute(stmt
);
181 printf("\nTABLE CREATED\n");
182 //****************************************************************
184 InsertTest(env
,dbc
,stmt
);
185 //*****************************************************************
187 ret1
=FetchTest(env
,dbc
,stmt
);
189 //****************************************************************
190 ret
= SQLExecDirect(stmt
,(unsigned char*)"DROP TABLE T1",SQL_NTS
);
191 checkrc(ret
,__LINE__
);
192 printf("Table 'T1' dropped\n");
193 ret
= SQLFreeHandle(SQL_HANDLE_STMT
,stmt
);
194 checkrc(ret
,__LINE__
);
196 ret
= SQLDisconnect(dbc
);
197 checkrc(ret
,__LINE__
);
199 ret
= SQLFreeHandle(SQL_HANDLE_DBC
,dbc
);
200 checkrc(ret
,__LINE__
);
202 ret
= SQLFreeHandle(SQL_HANDLE_ENV
,env
);
203 checkrc(ret
,__LINE__
);
205 if(ret1
== 0)return 1;