QUERY PLAN
Seq Scan on tbl_user_meta (cost=0.00..5.41 rows=17 width=79)
Filter: (((meta_key)::text = 'avatar'::text) AND (user_id = ANY ('{1000,1001,5064,5015,5085,1022,5250,5360,5296,1005,5016,5332,5461,5248,1011,1017,5300}'::integer[])))