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 ('{1005,1001,5449,5446,5250,1011,5064,1004,1013,5388,5360,1000,5332,5311,5087,5300,5295,5085,5252,5016}'::integer[])))