QUERY PLAN
Sort (cost=5620.61..5620.62 rows=2 width=158)
Sort Key: created_at
-> Gather (cost=1000.00..5620.60 rows=2 width=158)
Workers Planned: 2
-> Parallel Seq Scan on tbl_comments (cost=0.00..4620.40 rows=1 width=158)
Filter: (parent = 170150)