QUERY PLAN
Seq Scan on tbl_user_meta (cost=0.00..5.75 rows=20 width=75)
Filter: (((meta_key)::text = 'avatar'::text) AND (user_id = ANY ('{5064,1013,5388,1005,5085,5311,5016,1000,5250,1001,5449,5446,1011,1004,5360,5332,5087,5300,5295,5252}'::integer[])))