test/odbc/Select/odbcselect1.c

   1 //  CREATE TABLE "T1" WITH 10 FIELDS.
   2 //  INSERT SOME TUPLES IN IT. AND FETCH ALL THE TUPLES.
   3
   4 //  Author: jitendra Lenka
   5
   6
   7 #include<stdio.h>
   8 #include<stdlib.h>
   9 #include<sql.h>
  10 #include<sqlext.h>
  11 #include<string.h>
  12
  13
  14
  15 //*************************************************************************
  16 // ERROR CHECK FUNCTION
  17 inline void checkrc(int rc,int line)
  18 {
  19    if(rc)
  20    {
  21        printf("ERROR %d at line %d\n",rc,line);
  22        exit(1);
  23    }
  24 }
  25
  26 //*************************************************************************
  27 // FUNCTION FOR INSERTING ROWS IN IT.
  28 int  InsertTest(SQLHANDLE env,SQLHANDLE dbc,SQLHANDLE stmt)
  29 {
  30
  31       int ret;
  32       int f1=50; // f1 field
  33       short int f2=0;//f2 field
  34       char f3[50]= "Praba";
  35       float f4 = 2.5;
  36       float f5 = 10.50;
  37       int  f9 = 5;
  38       long long f10 = 15000;
  39       int result;
  40
  41       SQLINTEGER slen = SQL_NTS;
  42       //***********************************
  43       // STRUCTURE FIOR DATE DATATYPE
  44       SQL_DATE_STRUCT date;
  45
  46
  47       date.year=2007;
  48       date.month=03;
  49       date.day=18;
  50      // strcpy(strDate,"{d '2008-03-18'}");
  51       //*******************************
  52       //  STRUCTURE FOR TIME DATATYPE.
  53       SQL_TIME_STRUCT time;
  54       time.hour = 5;
  55       time.minute = 22;
  56       time.second = 10;
  57       //*****************************
  58       // STRUCTURE FOR TIMESTAMP DATATYPE
  59       SQL_TIMESTAMP_STRUCT timestamp;
  60       timestamp.year = 2007;
  61       timestamp.month = 03;
  62       timestamp.day = 18;
  63       timestamp.hour = 5;
  64       timestamp.minute = 22;
  65       timestamp.second = 10;
  66
  67      //******************************
  68       // PREPARE THE STATEMENT.
  69       ret = SQLPrepare(stmt,(unsigned char*)"INSERT INTO T1 VALUES(?,?,?,?,?,?,?,?,?,?)",SQL_NTS);
  70       checkrc(ret,__LINE__);
  71
  72       // BIND PARAMETER FOR ALL THE FIELD
  73
  74       ret = SQLBindParameter(stmt,1,SQL_PARAM_INPUT,SQL_C_SLONG,SQL_INTEGER,0,0,&f1,0,NULL);
  75       checkrc(ret,__LINE__);
  76
  77       ret = SQLBindParameter(stmt,2,SQL_PARAM_INPUT,SQL_C_SSHORT,SQL_SMALLINT,0,0,&f2,0,NULL);
  78       checkrc(ret,__LINE__);
  79
  80       ret = SQLBindParameter(stmt,3,SQL_PARAM_INPUT,SQL_C_CHAR,SQL_CHAR,196,0,(void*)f3,0,&slen);
  81       checkrc(ret,__LINE__);
  82
  83       ret = SQLBindParameter(stmt,4,SQL_PARAM_INPUT,SQL_C_FLOAT,SQL_FLOAT,0,0,&f4,0,NULL);
  84       checkrc(ret,__LINE__);
  85
  86       ret = SQLBindParameter(stmt,5,SQL_PARAM_INPUT,SQL_C_FLOAT,SQL_REAL,0,0,&f5,0,NULL);
  87       checkrc(ret,__LINE__);
  88
  89       ret = SQLBindParameter(stmt,6,SQL_PARAM_INPUT,SQL_C_TYPE_DATE,SQL_TYPE_DATE,196,0,&date,sizeof(date),&slen);
  90       checkrc(ret,__LINE__);
  91
  92       ret = SQLBindParameter(stmt,7,SQL_PARAM_INPUT,SQL_C_TYPE_TIME,SQL_TYPE_TIME,196,0,&time,sizeof(time),&slen);
  93       checkrc(ret,__LINE__);
  94
  95      ret = SQLBindParameter(stmt,8,SQL_PARAM_INPUT,SQL_C_TYPE_TIMESTAMP,SQL_TYPE_TIMESTAMP,196,0,&timestamp,sizeof(timestamp),&slen);
  96       checkrc(ret,__LINE__);
  97
  98       ret = SQLBindParameter(stmt,9,SQL_PARAM_INPUT,SQL_C_TINYINT,SQL_TINYINT,0,0,&f9,0,NULL);
  99       checkrc(ret,__LINE__);
 100
 101       ret = SQLBindParameter(stmt,10,SQL_PARAM_INPUT,SQL_C_SBIGINT,SQL_BIGINT,0,0,&f10,0,NULL);
 102       checkrc(ret,__LINE__);
 103
 104       int i,count=0;
 105       // EXECUTE THE STATEMENT
 106       for(i=0;i<10;i++)
 107       {
 108          f1++;
 109          f2++;
 110          f4++;
 111         // date.month = date.month+1;
 112          date.day = date.day+1;
 113          ret = SQLExecute(stmt);
 114          checkrc(ret,__LINE__);
 115          date.month = date.month+1;
 116
 117          ret = SQLTransact(env,dbc,SQL_COMMIT);
 118          checkrc(ret,__LINE__);
 119          count++;
 120       }
 121       printf("Total row inserted=%d\n",count);
 122   }
 123 //***********************************************************************
 124 // FETCH ROWS FROM THE TABLE "T1"......select * from T1;
 125 int FetchTest(SQLHANDLE env, SQLHANDLE dbc, SQLHANDLE stmt)
 126 {
 127
 128       int ret;
 129       int f1=10; // f1 field
 130       short int f2=20;//f2 field
 131       char f3[50]= "jitendra";
 132       float f4 = 2.5;
 133       float f5 = 10.50;
 134       int  f9 = 5;
 135       long long f10 = 15000;
 136       int result;
 137
 138
 139       SQL_DATE_STRUCT date;
 140       char strDate[30];
 141
 142       date.year=2007;
 143       date.month=03;
 144       date.day=18;
 145      // strcpy(strDate,"{d '2008-03-18'}");
 146       //**********************************************
 147       SQL_TIME_STRUCT time;
 148       time.hour = 5;
 149       time.minute = 22;
 150       time.second = 10;
 151       //*********************************************
 152       SQL_TIMESTAMP_STRUCT timestamp;
 153       timestamp.year = 2007;
 154       timestamp.month = 03;
 155       timestamp.day = 18;
 156       timestamp.hour = 5;
 157       timestamp.minute = 22;
 158       timestamp.second = 10;
 159
 160
 161      ret = SQLPrepare(stmt,(unsigned char*)"SELECT * FROM T1",SQL_NTS);
 162      checkrc(ret,__LINE__);
 163
 164     //ret = SQLBindParameter(stmt,1,SQL_PARAM_INPUT,SQL_C_SMALL,SQL_SMALL,0,0,)
 165     ret = SQLBindCol(stmt,1,SQL_C_SLONG,&f1,0,NULL);
 166     checkrc(ret,__LINE__);
 167
 168     ret = SQLBindCol(stmt,2,SQL_C_SSHORT,&f2,0,NULL);
 169     checkrc(ret,__LINE__);
 170
 171
 172     ret = SQLBindCol(stmt,3,SQL_C_CHAR,f3,sizeof(f3),NULL);
 173     checkrc(ret,__LINE__);
 174
 175     ret = SQLBindCol(stmt,4,SQL_C_FLOAT,&f4,0,NULL);
 176     checkrc(ret,__LINE__);
 177
 178     ret = SQLBindCol(stmt,5,SQL_C_FLOAT,&f5,0,NULL);
 179     checkrc(ret,__LINE__);
 180
 181     ret = SQLBindCol(stmt,6,SQL_C_TYPE_DATE,&date,sizeof(date),NULL);
 182     checkrc(ret,__LINE__);
 183
 184     ret = SQLBindCol(stmt,7,SQL_C_TYPE_TIME,&time,sizeof(time),NULL);
 185     checkrc(ret,__LINE__);
 186
 187     ret = SQLBindCol(stmt,8,SQL_C_TYPE_TIMESTAMP,&timestamp,sizeof(timestamp),NULL);
 188     checkrc(ret,__LINE__);
 189
 190     ret = SQLBindCol(stmt,9,SQL_C_TINYINT,&f9,0,NULL);
 191     checkrc(ret,__LINE__);
 192
 193     ret = SQLBindCol(stmt,10,SQL_C_SBIGINT,&f10,0,NULL);
 194     checkrc(ret,__LINE__);
 195
 196     int j, count=0;
 197     ret = SQLExecute(stmt);
 198     checkrc(ret,__LINE__);
 199     printf("Fetching starts on table  T1 :\n");
 200
 201     while(SQL_SUCCEEDED(ret = SQLFetch(stmt)))
 202     {
 203         printf("F1=%d\tF2=%d\tF3=%s\tF4=%f\tF5=%f\tDATE=%d/%d/%d\tTIME=%d-%d-%d\tTIMESTAMP=%d/%d/%d %d-%d-%d\tF9=%d\tF10=%lld\n ",f1,f2,f3,f4,f5,date.year,date.month,date.day,time.hour,time.minute,time.second,timestamp.year,timestamp.month,timestamp.day,timestamp.hour,timestamp.minute,timestamp.second,f9,f10);
 204
 205
 206         count++;
 207
 208     }
 209
 210
 211
 212     ret = SQLCloseCursor(stmt);
 213     checkrc(ret,__LINE__);
 214
 215     ret = SQLTransact(env,dbc,SQL_COMMIT);
 216     checkrc(ret,__LINE__);
 217
 218     printf("Total row fetched=%d\n",count);
 219 }
 220
 221
 222 int main()
 223 {
 224   SQLHENV env;
 225   SQLHDBC dbc;
 226   SQLHSTMT stmt;
 227   SQLRETURN ret;
 228   SQLCHAR outstr[1024];
 229   SQLSMALLINT outstrlen;
 230
 231   // Aloocate an environment handle
 232   ret=SQLAllocHandle(SQL_HANDLE_ENV,SQL_NULL_HANDLE,&env);
 233   checkrc(ret,__LINE__);
 234
 235    //we need odbc3 support
 236   ret =  SQLSetEnvAttr(env,SQL_ATTR_ODBC_VERSION,(void*)SQL_OV_ODBC3,0);
 237   checkrc(ret,__LINE__);
 238   //ALLOCATE A Connection handle
 239   ret = SQLAllocHandle(SQL_HANDLE_DBC,env,&dbc);
 240   checkrc(ret,__LINE__);
 241
 242   // connect to the DSN mydsn
 243    ret = SQLConnect (dbc,
 244                    (SQLCHAR *) "test", (SQLSMALLINT) strlen ("test"),
 245                    (SQLCHAR *) "root",
 246                    (SQLSMALLINT) strlen ("root"),
 247                    (SQLCHAR *) "manager",
 248                    (SQLSMALLINT) strlen (""));
 249
 250   if(SQL_SUCCEEDED(ret))
 251   {
 252      printf("\nConnected to the Data Source SUCCESSFULLY..\n");
 253
 254
 255   }
 256    else
 257    {
 258         printf("error in connection\n");
 259         return 1;
 260
 261         ret = SQLFreeHandle(SQL_HANDLE_DBC,dbc);
 262         checkrc(ret,__LINE__);
 263
 264         ret = SQLFreeHandle(SQL_HANDLE_ENV,env);
 265         checkrc(ret,__LINE__);
 266         return 1;
 267
 268   }
 269
 270
 271    //******************************************************************
 272    // TABLE CREATED
 273    ret = SQLAllocHandle(SQL_HANDLE_STMT,dbc,&stmt);
 274    checkrc(ret,__LINE__);
 275
 276    SQLCHAR table[200]=
 277      "CREATE TABLE T1(F1 INT,F2 SMALLINT,F3 CHAR(30),F4 FLOAT,F5 FLOAT,F6 DATE,F7 TIME,F8 TIMESTAMP,F9 TINYINT,F10 BIGINT)";
 278    ret = SQLPrepare(stmt,table,SQL_NTS);
 279    checkrc(ret,__LINE__);
 280    ret = SQLExecute(stmt);
 281    checkrc(ret,__LINE__);
 282    printf("\nTABLE CREATED\n");
 283    //*****************************
 284    InsertTest(env,dbc,stmt);
 285    FetchTest(env,dbc,stmt);
 286
 287    //****************************************************************
 288     SQLCHAR drop[100]="DROP TABLE T1";
 289     ret = SQLPrepare(stmt,drop,SQL_NTS);
 290     checkrc(ret,__LINE__);
 291     ret = SQLExecute(stmt);
 292     if(ret!=SQL_SUCCESS && ret !=SQL_SUCCESS_WITH_INFO)
 293     {
 294      printf("Statement failed\n");
 295      return 2;
 296     }
 297     else
 298        printf("Table  'T1' dropped successfully\n");
 299
 300     ret = SQLFreeHandle(SQL_HANDLE_STMT,stmt);
 301     checkrc(ret,__LINE__);
 302
 303    ret = SQLDisconnect(dbc);
 304    checkrc(ret,__LINE__);
 305
 306    ret = SQLFreeHandle(SQL_HANDLE_DBC,dbc);
 307    checkrc(ret,__LINE__);
 308
 309    ret = SQLFreeHandle(SQL_HANDLE_ENV,env);
 310    checkrc(ret,__LINE__);
 311    return 0;
 312 }