Check codeigniter query errors instead of showing them to the user

Question

How can I check if a query went wrong instead of showing errors to users (containing database info which is unsafe).

Let\'s say I have such situation where my paging

Answer 1

you could check it like:

function myFunction() {
  echo 'Oeps';
}

$res = mysql_query($sql);
if($res && mysql_num_rows($res)>0){
  echo 'Success';
} else {
   myFunction();
}