'row_id' => '(select row_id from Rack where id = rack_id)',
'Row_name' => '(select name from RackRow where id = row_id)',
'objtype_name' => '(select dict_value from Dictionary where dict_key = objtype_id)',
+ 'has_problems' => 'has_problems',
),
'keycolumn' => 'id',
'ordcolumns' => array ('name'),