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#include <stdio.h>
exec sql begin declare section;
char userid[11]="hr/oracle";
char std_name[10];
int std_number;
int dept_number;
exec sql end declare section;
char temp[3];
void sql_error();
#include <sqlca.h>
main()
{
std_number=060415;
exec sql whenever sqlerror do sql_ ......