sql-indicators.c File Reference

#include <ecpglib.h>
#include <ecpgerrno.h>
#include <sqlca.h>
#include <stdio.h>

Include dependency graph for sql-indicators.c:

Go to the source code of this file.

Data Structures
struct	sqlca_t

Macros
#define	ECPGdebug(X, Y)   ECPGdebug((X)+100,(Y))
#define	POSTGRES_SQLCA_H
#define	PGDLLIMPORT
#define	SQLERRMC_LEN   150
#define	sqlca   (*ECPGget_sqlca())

Functions
struct sqlca_t *	ECPGget_sqlca (void)
int	main ()

Macro Definition Documentation

ECPGdebug

#define ECPGdebug	(		X,
			Y
	)		ECPGdebug((X)+100,(Y))

Definition at line 7 of file sql-indicators.c.

PGDLLIMPORT

#define PGDLLIMPORT

Definition at line 21 of file sql-indicators.c.

POSTGRES_SQLCA_H

#define POSTGRES_SQLCA_H

Definition at line 15 of file sql-indicators.c.

sqlca

#define sqlca   (*ECPGget_sqlca())

Definition at line 72 of file sql-indicators.c.

SQLERRMC_LEN

#define SQLERRMC_LEN   150

Definition at line 25 of file sql-indicators.c.

Function Documentation

ECPGget_sqlca()

struct sqlca_t * ECPGget_sqlca

(

void

)

Definition at line 108 of file misc.c.

{
    struct sqlca_t *sqlca;
 
    pthread_once(&sqlca_key_once, ecpg_sqlca_key_init);
 
    sqlca = pthread_getspecific(sqlca_key);
    if (sqlca == NULL)
    {
        sqlca = malloc(sizeof(struct sqlca_t));
        if (sqlca == NULL)
            return NULL;
        ecpg_init_sqlca(sqlca);
        pthread_setspecific(sqlca_key, sqlca);
    }
    return sqlca;
}

main()

int main

(

void

)

Definition at line 94 of file sql-indicators.c.

{
    /* exec sql begin declare section */
           
           
    
#line 9 "indicators.pgc"
 int intvar = 5 ;
 
#line 10 "indicators.pgc"
 int nullind = - 1 ;
/* exec sql end declare section */
#line 11 "indicators.pgc"
 
 
    ECPGdebug(1,stderr);
 
    { ECPGconnect(__LINE__, 0, "ecpg1_regression" , NULL, NULL , NULL, 0); }
#line 15 "indicators.pgc"
 
    { ECPGsetcommit(__LINE__, "off", NULL);}
#line 16 "indicators.pgc"
 
 
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "create table indicator_test ( \"id\" int primary key , \"str\" text not null , val int null )", ECPGt_EOIT, ECPGt_EORT);}
#line 21 "indicators.pgc"
 
    { ECPGtrans(__LINE__, NULL, "commit work");}
#line 22 "indicators.pgc"
 
 
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "insert into indicator_test ( id , str , val ) values ( 1 , 'Hello' , 0 )", ECPGt_EOIT, ECPGt_EORT);}
#line 24 "indicators.pgc"
 
 
    /* use indicator in insert */
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "insert into indicator_test ( id , str , val ) values ( 2 , 'Hi there' , $1  )", 
    ECPGt_int,&(intvar),(long)1,(long)1,sizeof(int), 
    ECPGt_int,&(nullind),(long)1,(long)1,sizeof(int), ECPGt_EOIT, ECPGt_EORT);}
#line 27 "indicators.pgc"
 
    nullind = 0;
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "insert into indicator_test ( id , str , val ) values ( 3 , 'Good evening' , $1  )", 
    ECPGt_int,&(intvar),(long)1,(long)1,sizeof(int), 
    ECPGt_int,&(nullind),(long)1,(long)1,sizeof(int), ECPGt_EOIT, ECPGt_EORT);}
#line 29 "indicators.pgc"
 
    { ECPGtrans(__LINE__, NULL, "commit work");}
#line 30 "indicators.pgc"
 
 
    /* use indicators to get information about selects */
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "select val from indicator_test where id = 1", ECPGt_EOIT, 
    ECPGt_int,&(intvar),(long)1,(long)1,sizeof(int), 
    ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
#line 33 "indicators.pgc"
 
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "select val from indicator_test where id = 2", ECPGt_EOIT, 
    ECPGt_int,&(intvar),(long)1,(long)1,sizeof(int), 
    ECPGt_int,&(nullind),(long)1,(long)1,sizeof(int), ECPGt_EORT);}
#line 34 "indicators.pgc"
 
    printf("intvar: %d, nullind: %d\n", intvar, nullind);
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "select val from indicator_test where id = 3", ECPGt_EOIT, 
    ECPGt_int,&(intvar),(long)1,(long)1,sizeof(int), 
    ECPGt_int,&(nullind),(long)1,(long)1,sizeof(int), ECPGt_EORT);}
#line 36 "indicators.pgc"
 
    printf("intvar: %d, nullind: %d\n", intvar, nullind);
 
    /* use indicators for update */
    intvar = 5; nullind = -1;
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "update indicator_test set val = $1  where id = 1", 
    ECPGt_int,&(intvar),(long)1,(long)1,sizeof(int), 
    ECPGt_int,&(nullind),(long)1,(long)1,sizeof(int), ECPGt_EOIT, ECPGt_EORT);}
#line 41 "indicators.pgc"
 
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "select val from indicator_test where id = 1", ECPGt_EOIT, 
    ECPGt_int,&(intvar),(long)1,(long)1,sizeof(int), 
    ECPGt_int,&(nullind),(long)1,(long)1,sizeof(int), ECPGt_EORT);}
#line 42 "indicators.pgc"
 
    printf("intvar: %d, nullind: %d\n", intvar, nullind);
 
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "drop table indicator_test", ECPGt_EOIT, ECPGt_EORT);}
#line 45 "indicators.pgc"
 
    { ECPGtrans(__LINE__, NULL, "commit work");}
#line 46 "indicators.pgc"
 
 
    { ECPGdisconnect(__LINE__, "CURRENT");}
#line 48 "indicators.pgc"
 
    return 0;
}

References ECPGconnect(), ECPGdebug, ECPGdisconnect(), ECPGdo(), ECPGsetcommit(), ECPGst_normal, ECPGt_EOIT, ECPGt_EORT, ECPGt_int, ECPGt_NO_INDICATOR, ECPGtrans(), fb(), and printf.