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 ('{1000,1017,5250,5016,5329,1011,5085,5332,5420,5445,5446,1001,5087,5300,5311,5252,5295,5248,1013,1015,5404,1022,5388,5064,1004,5440,5360,1005,5296,1023}'::integer[])))