QUERY PLAN
Seq Scan on tbl_task_group_head_of_relationships (cost=0.00..9.72 rows=6 width=12)
Filter: ((user_id = 1001) AND (task_group_id = ANY ('{190,189,188,187,178,141,140,139,106,105,99,98,97,96,94,93,90,89,88,87}'::integer[])))