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
);
61 //***********************************************************************
62 // FETCH ROWS FROM THE TABLE "T1"......select * from T1;
63 int FetchTest(SQLHANDLE env
, SQLHANDLE dbc
, SQLHANDLE stmt
)
67 int f1
=10; // f1 field
72 ret
= SQLPrepare(stmt
,(unsigned char*)"SELECT F3,F2 FROM T1 ",SQL_NTS
);
74 if(rettype
!=0)return 1;
76 //ret = SQLBindParameter(stmt,1,SQL_PARAM_INPUT,SQL_C_SMALL,SQL_SMALL,0,0,)
77 ret
= SQLBindCol(stmt
,1,SQL_C_SLONG
,&f1
,0,NULL
);
81 ret
= SQLBindCol(stmt
,2,SQL_C_SLONG
,&f2
,0,NULL
);
88 ret
= SQLExecute(stmt
);
91 ret
= SQLNumResultCols(stmt
,&noc
);
96 printf("SQLNumResultCol() returns = %d\n",noc
);
100 while(SQL_SUCCEEDED(ret
= SQLFetch(stmt
)))
107 ret =SQLNumResultCols(stmt,&noc);
109 printf("SQLNumResultCols() returns=%d\n",noc);*/
111 ret
= SQLCloseCursor(stmt
);
112 checkrc(ret
,__LINE__
);
114 ret
= SQLTransact(env
,dbc
,SQL_COMMIT
);
115 checkrc(ret
,__LINE__
);
117 printf("Total row fetched=%d\n",count
);
127 SQLCHAR outstr
[1024];
128 SQLSMALLINT outstrlen
;
130 // Aloocate an environment handle
131 ret
=SQLAllocHandle(SQL_HANDLE_ENV
,SQL_NULL_HANDLE
,&env
);
132 checkrc(ret
,__LINE__
);
134 //we need odbc3 support
135 SQLSetEnvAttr(env
,SQL_ATTR_ODBC_VERSION
,(void*)SQL_OV_ODBC3
,0);
137 //ALLOCATE A Connection handle
138 ret
= SQLAllocHandle(SQL_HANDLE_DBC
,env
,&dbc
);
139 checkrc(ret
,__LINE__
);
141 // connect to the DSN mydsn
142 ret
= SQLConnect (dbc
,
143 (SQLCHAR
*) "test", (SQLSMALLINT
) strlen ("test"),
145 (SQLSMALLINT
) strlen ("root"),
146 (SQLCHAR
*) "manager",
147 (SQLSMALLINT
) strlen (""));
149 if(SQL_SUCCEEDED(ret
))
151 printf("\nConnected to the Data Source..\n");
157 printf("error in connection\n");
160 ret
= SQLFreeHandle(SQL_HANDLE_DBC
,dbc
);
161 checkrc(ret
,__LINE__
);
163 ret
= SQLFreeHandle(SQL_HANDLE_ENV
,env
);
164 checkrc(ret
,__LINE__
);
169 //******************************************************************
171 ret
= SQLAllocHandle(SQL_HANDLE_STMT
,dbc
,&stmt
);
172 checkrc(ret
,__LINE__
);
175 "CREATE TABLE T1(F1 INT,F2 INT)";
176 ret
= SQLPrepare(stmt
,table
,SQL_NTS
);
177 checkrc(ret
,__LINE__
);
178 ret
= SQLExecute(stmt
);
179 printf("\nTABLE CREATED\n");
180 //****************************************************************
182 InsertTest(env
,dbc
,stmt
);
183 //*****************************************************************
185 ret1
=FetchTest(env
,dbc
,stmt
);
187 //****************************************************************
188 ret
= SQLExecDirect(stmt
,(unsigned char*)"DROP TABLE T1",SQL_NTS
);
189 checkrc(ret
,__LINE__
);
190 printf("Table 'T1' dropped\n");
191 ret
= SQLFreeHandle(SQL_HANDLE_STMT
,stmt
);
192 checkrc(ret
,__LINE__
);
194 ret
= SQLDisconnect(dbc
);
195 checkrc(ret
,__LINE__
);
197 ret
= SQLFreeHandle(SQL_HANDLE_DBC
,dbc
);
198 checkrc(ret
,__LINE__
);
200 ret
= SQLFreeHandle(SQL_HANDLE_ENV
,env
);
201 checkrc(ret
,__LINE__
);
203 if(ret1
== 0)return 1;