QUERY PLAN
Sort (cost=6189.00..6189.00 rows=1 width=157)
Sort Key: created_at
-> Gather (cost=1000.00..6188.99 rows=1 width=157)
Workers Planned: 2
-> Parallel Seq Scan on tbl_comments (cost=0.00..5188.89 rows=1 width=157)
Filter: (parent = 191431)