QUERY PLAN
Aggregate (cost=116.10..116.11 rows=1 width=8)
-> Sort (cost=106.26..107.90 rows=656 width=238)
Sort Key: r.created_at DESC
-> HashAggregate (cost=69.01..75.57 rows=656 width=238)
Group Key: r.id
-> Hash Right Join (cost=28.25..64.02 rows=1997 width=12)
Hash Cond: (rvr.erp_ticket_change_log_id = r.id)
-> Seq Scan on tbl_erp_ticket_change_log_handlers rvr (cost=0.00..30.40 rows=2040 width=4)
-> Hash (cost=20.05..20.05 rows=656 width=12)
-> Seq Scan on tbl_erp_ticket_change_logs r (cost=0.00..20.05 rows=656 width=12)
Filter: ((created_at >= '2025-08-01 00:00:00+08'::timestamp with time zone) AND (created_at <= '2025-08-31 23:59:59+08'::timestamp with time zone))