/**
     * Liefert ein Objekt, wahlweise als Array
     *
     * @param int         $obj_id
     * @param string|null $hydrate_mode
     *
     * @return mixed
     */
    public function get($obj_id, $hydrate_mode = null) {
        return Doctrine_Core::getTable($this->modelName)->find($obj_id, $hydrate_mode);
    }

    rebuildEntries: function() {
      this.entries = this.nodes
        .filter(n => {
          return n.parent === this.parent;
        })
      .sort(function(a, b) {
        // case-insensitive
        var nameA = a.name.toUpperCase(); 
        var nameB = b.name.toUpperCase(); 
        if (nameA < nameB) {
          return -1;
        }
        if (nameA > nameB) {
          return 1;
        }
        return 0;
      });
    }

alter table medi_staffcontract
    modify employment_level decimal(5,2) null comment 'Grad der Anstellung in %';