QUERY PLAN
Aggregate (cost=5624.72..5624.73 rows=1 width=8)
-> Gather (cost=1000.00..5624.72 rows=1 width=0)
Workers Planned: 1
-> Parallel Seq Scan on tbl_unread_comments (cost=0.00..4624.62 rows=1 width=0)
Filter: (((object_type)::text = '101'::text) AND (object_id = 1535) AND (remind_user_id = 1001))