Replace custom casting code by proper sql_cast_char2int() core function. MDL-12893 ; merged from 19_STABLE

2008-04-21 18:10:09 +00:00
parent 3239b0104e
commit ce7373f85c
1 changed files with 2 additions and 12 deletions
@@ -113,18 +113,8 @@ class data_field_date extends data_field_base {
    }

    function get_sort_sql($fieldname) {
-         global $CFG;
- 
-         switch ($CFG->dbfamily) {
-             case 'postgres':
-             case 'mssql':
-                 return 'CAST('.$fieldname.' AS bigint)';
-             case 'oracle':
-                 return 'TO_NUMBER('.$fieldname.')';
-             case 'mysql':
-             default:
-                 return 'CAST('.$fieldname.' AS signed)';
-         }
+
+         return sql_cast_char2int($fieldname, true);
    }