id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	nav_container	system	PRIMARY	NULL	NULL	NULL	1	Using temporary; Using filesort
1	SIMPLE	item	ALL	index_cms_nav_item_nav_id,index_cms_nav_item_lang_id	NULL	NULL	NULL	33	Using where
1	SIMPLE	nav	eq_ref	PRIMARY,index_cms_nav_nav_container	PRIMARY	4	galeriaplakatu2.item.nav_id	1	Using where