QUERY PLAN
Finalize Aggregate (cost=4501.41..4501.42 rows=1 width=8)
-> Gather (cost=4501.30..4501.41 rows=1 width=8)
Workers Planned: 1
-> Partial Aggregate (cost=3501.30..3501.31 rows=1 width=8)
-> Parallel Seq Scan on tbl_unread_comments (cost=0.00..3501.26 rows=16 width=0)
Filter: ((NOT is_read) AND (remind_user_id = 1000))