QUERY PLAN
Aggregate (cost=7125.60..7125.61 rows=1 width=8)
-> Gather (cost=1000.00..7125.60 rows=1 width=0)
Workers Planned: 2
-> Parallel Seq Scan on tbl_comments (cost=0.00..6125.50 rows=1 width=0)
Filter: (((object_type)::text = '20031'::text) AND (object_id = 10))