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select_test.c
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2000-08-31
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/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA */
#if defined(_WIN32) || defined(_WIN64)
#include <windows.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include "mysql.h"
#define SELECT_QUERY "select name from test where num = %d"
int main(int argc, char **argv)
{
int count, num;
MYSQL mysql,*sock;
MYSQL_RES *res;
char qbuf[160];
if (argc != 3)
{
fprintf(stderr,"usage : select_test <dbname> <num>\n\n");
exit(1);
}
mysql_init(&mysql);
if (!(sock = mysql_real_connect(&mysql,NULL,0,0,argv[1],0,NULL,0)))
{
fprintf(stderr,"Couldn't connect to engine!\n%s\n\n",mysql_error(&mysql));
perror("");
exit(1);
}
count = 0;
num = atoi(argv[2]);
while (count < num)
{
sprintf(qbuf,SELECT_QUERY,count);
if(mysql_query(sock,qbuf))
{
fprintf(stderr,"Query failed (%s)\n",mysql_error(sock));
exit(1);
}
if (!(res=mysql_store_result(sock)))
{
fprintf(stderr,"Couldn't get result from %s\n",
mysql_error(sock));
exit(1);
}
#ifdef TEST
printf("number of fields: %d\n",mysql_num_fields(res));
#endif
mysql_free_result(res);
count++;
}
mysql_close(sock);
exit(0);
return 0; /* Keep some compilers happy */
}