test/dbapi/Table/insertnulltest6.c

   1 #include<CSql.h>
   2 int main()
   3 {
   4     Connection conn;
   5     DbRetVal rv = conn.open("root", "manager");
   6     if (rv != OK) return 1;
   7     DatabaseManager *dbMgr = conn.getDatabaseManager();
   8     if (dbMgr == NULL) { printf("Auth failed\n"); return 2;}
   9
  10     TableDef tabDef;
  11     tabDef.addField("f1", typeInt, 0, NULL, true);//NOT NULL
  12     tabDef.addField("f2", typeInt, 0, NULL, false);
  13     rv = dbMgr->createTable("t1", tabDef);
  14     if (rv != OK) { printf("Table creation failed\n"); conn.close(); return 3; }
  15     printf("Table created\n");
  16
  17     Table *table = dbMgr->openTable("t1");
  18     if (table == NULL)
  19     {
  20         printf("Unable to open table\n");
  21         dbMgr->dropTable("t1");
  22         conn.close();
  23         return -1;
  24     }
  25     int id1=0, id2 = 5;
  26     table->bindFld("f1", &id1);
  27     table->bindFld("f2", &id2);
  28         conn.startTransaction();
  29         table->markFldNull(1);
  30         rv = table->insertTuple();
  31         if(rv==OK)
  32         {
  33             printf("Error\n");
  34             dbMgr->dropTable("t1");
  35             conn.close();
  36             return -1;
  37         }
  38         table->clearFldNull(1);
  39         conn.commit();
  40
  41     table->setCondition(NULL);
  42     rv = table->execute();
  43     if (rv != OK)
  44     {
  45        dbMgr->closeTable(table);
  46        dbMgr->dropTable("t1");
  47        conn.close();
  48     }
  49     table->bindFld("f2", &id2);
  50     void *tuple = NULL;
  51     while(true)
  52     {
  53         tuple = (char*)table->fetch() ;
  54         if (tuple == NULL) {break;}
  55         if (table->isFldNull(1)) printf("Column 1 is null\n");
  56         if (table->isFldNull(2)) printf("Column 2 is null\n");
  57       printf("Binded Tuple value is %d %d \n", id1, id2);
  58
  59     }
  60     table->close();
  61     dbMgr->closeTable(table);
  62     dbMgr->dropTable("t1");
  63     conn.close();
  64     return 0;
  65 }