Replace custom casting code by proper sql_cast_char2int() core function. MDL-12893 ; backported from HEAD

2008-04-21 18:12:01 +00:00
parent 78356e70e8
commit de09e4e445
1 changed files with 2 additions and 1 deletions
@@ -83,7 +83,8 @@ class data_field_date extends data_field_base {
    }

    function get_sort_sql($fieldname) {
-        return 'CAST('.$fieldname.' AS unsigned)';
+
+         return sql_cast_char2int($fieldname, true);
    }