QUERY PLAN
Aggregate (cost=7129.47..7129.48 rows=1 width=8)
-> Sort (cost=7129.45..7129.46 rows=1 width=243)
Sort Key: tbl_comments.created_at DESC
-> Gather (cost=1000.00..7129.44 rows=1 width=243)
Workers Planned: 2
-> Parallel Seq Scan on tbl_comments (cost=0.00..6129.34 rows=1 width=243)
Filter: ((parent IS NULL) AND ((object_type)::text = '39'::text) AND (object_id = 244))