QUERY PLAN
Seq Scan on tbl_user_meta (cost=0.00..6.42 rows=25 width=79)
Filter: (((meta_key)::text = 'avatar'::text) AND (user_id = ANY ('{5311,1001,5064,1000,5295,1023,5332,5461,5248,1015,1011,5300,5446,5252,5085,5449,1022,5250,5087,1004,1013,5360,1005,5476,5016}'::integer[])))