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/****************************************************************************/
/* Test comment */
/*--------------------------------------------------------------------------*/
exec sql include header_test;
exec sql type str is varchar[10];
#include <stdlib.h>
#include <string.h>
int
main (void)
{
exec sql begin declare section;
typedef struct { long born; short age; } birthinfo;
struct personal_struct { str name;
birthinfo birth;
} personal;
struct personal_indicator { int ind_name;
birthinfo ind_birth;
} ind_personal;
int *ind_married = NULL;
int children, movevalue = 2;
int ind_children;
str *married = NULL;
char *wifesname="Petra";
char *query="select * from meskes where name = ?";
exec sql end declare section;
exec sql declare cur cursor for
select name, born, age, married, children from meskes;
char msg[128];
FILE *dbgs;
if ((dbgs = fopen("log", "w")) != NULL)
ECPGdebug(1, dbgs);
strcpy(msg, "connect");
exec sql connect to unix:postgresql://localhost:5432/mm;
strcpy(msg, "create");
exec sql create table meskes(name char(8), born integer, age smallint, married date, children integer);
strcpy(msg, "insert");
exec sql insert into meskes(name, married, children) values (:wifesname, '19900404', 3);
exec sql insert into meskes(name, born, age, married, children) values ('Michael', 19660117, 35, '19900404', 3);
exec sql insert into meskes(name, born, age) values ('Carsten', 19910103, 10);
exec sql insert into meskes(name, born, age) values ('Marc', 19930907, 8);
exec sql insert into meskes(name, born, age) values ('Chris', 19970923, 4);
strcpy(msg, "commit");
exec sql commit;
strcpy(msg, "open");
exec sql open cur;
strcpy(msg, "move");
exec sql move :movevalue in cur;
exec sql whenever not found do break;
while (1) {
strcpy(msg, "fetch");
exec sql fetch from cur into :personal:ind_personal, :married:ind_married, :children:ind_children;
printf("%8.8s", personal.name.arr);
if (ind_personal.ind_birth.born >= 0)
printf(", born %ld", personal.birth.born);
if (ind_personal.ind_birth.age >= 0)
printf(", age = %d", personal.birth.age);
if (*ind_married >= 0)
printf(", married %10.10s", married->arr);
if (ind_children >= 0)
printf(", children = %d", children);
putchar('\n');
free(married);
married = NULL;
}
strcpy(msg, "close");
exec sql close cur;
/* and now a query with prepare */
exec sql prepare MM from :query;
exec sql declare prep cursor for MM;
strcpy(msg, "open");
exec sql open prep using :wifesname;
exec sql whenever not found do break;
while (1) {
strcpy(msg, "fetch");
exec sql fetch in prep into :personal:ind_personal, :married:ind_married, :children:ind_children;
printf("%8.8s", personal.name.arr);
if (ind_personal.ind_birth.born >= 0)
printf(", born %ld", personal.birth.born);
if (ind_personal.ind_birth.age >= 0)
printf(", age = %d", personal.birth.age);
if (*ind_married >= 0)
printf(", married %10.10s", married->arr);
if (ind_children >= 0)
printf(", children = %d", children);
putchar('\n');
}
free(married);
strcpy(msg, "close");
exec sql close prep;
strcpy(msg, "drop");
exec sql drop table meskes;
strcpy(msg, "commit");
exec sql commit;
strcpy(msg, "disconnect");
exec sql disconnect;
if (dbgs != NULL)
fclose(dbgs);
return (0);
}
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