QUERY PLAN
Seq Scan on tbl_user_meta (cost=0.00..6.90 rows=30 width=79)
Filter: (((meta_key)::text = 'avatar'::text) AND (user_id = ANY ('{1001,1022,1015,5420,5445,5440,5085,5311,5248,5252,5404,5446,5332,1011,5250,1023,5295,1005,5016,5329,5388,5087,5064,1004,1017,1013,5360,5296,5300,1000}'::integer[])))