User Tools

Site Tools


Sidebar

Programming Reference/Librarys

Question & Answer

Q&A is closed







c:mysql:mysql.h:mysql_errno

mysql_errno

description of mysql_errno

returns the error number for the last unsuccessful running function. if the function is successful, it returns 0. in case of an error the error number and the type of error appears

#include <stdio.h> /* including standard library */ 
#include <mysql/mysql.h>
 
MYSQL *my;
 
int main( void ){
char host[20];
char user[20];
char pass[20];
 
my = mysql_init(NULL);
 
 
sprintf(host,"localhost");
sprintf(user,"username");
sprintf(pass,"password");
 
if (my == NULL ) {
printf("Cant initalisize MySQL\n");
return 1;
}
 
if( mysql_real_connect (my,host,user,pass,NULL,0,NULL,0)  == NULL) {
  printf("Error cant login\n");
  } else {
  printf("Login correct\n");
  }
 
mysql_select_db(my, "test");
mysql_query(my, "SELECT * FROM wrongdb WHERE 1;");
 
printf("mysql_errno is %u\n", mysql_errno(my) );
 
 
mysql_close(my);
return 0;
}

output of mysql_errno c example

  Login correct
  mysql_errno is 1146
advertising
c/mysql/mysql.h/mysql_errno.txt · Last modified: 2013/02/27 23:56 by 158.181.88.241

Impressum Datenschutz