CREATE OR REPLACE FUNCTION "public"."fun_get_screen_data_source"("_screen" varchar)
RETURNS TABLE("data_source" varchar) AS $BODY$
begin
if _screen = 'police' THEN
return query select DISTINCT base_data_permission.data_source from base_data_permission where deleted = false and police_screen = TRUE;
end if;
if _screen = '' THEN
return query select DISTINCT base_data_permission.data_source from base_data_permission where deleted = false;
end if;
end;
$BODY$
LANGUAGE plpgsql VOLATILE
COST 100
ROWS 1000