QUERY PLAN
HashAggregate (cost=590.09..590.37 rows=22 width=36)
Group Key: ca.engineer_id
-> Hash Join (cost=335.16..588.99 rows=221 width=12)
Hash Cond: (ca.case_id = c.id)
-> Seq Scan on tbl_case_assignments ca (cost=0.00..238.98 rows=5655 width=16)
Filter: (engineer_id = ANY ('{5085,5248,1015,1022,5064,1023}'::integer[]))
-> Hash (cost=331.00..331.00 rows=333 width=4)
-> Seq Scan on tbl_cases c (cost=0.00..331.00 rows=333 width=4)
Filter: ((closed_at >= '2025-01-01 00:00:00+08'::timestamp with time zone) AND (closed_at <= '2025-06-15 23:59:59+08'::timestamp with time zone) AND (case_type = 2))