/** gives the LEFT JOIN to add to the sql request to have all this plugin datas
* @return the LEFT JOIN string, "" if irrelevant
*/
- function sql_get() { return ""; }
-
- function sql_clean($_uid, $_rid) { }
+ // function sql_get() { return ""; }
+ // function sql_clean($_uid, $_rid) { }
/** stores the data to the mysql database
* @param $_uid the id of the filter