join d_cte d epas12-> on d.deptno = e.deptno; QUERY PLAN --- Hash Left Join (cost=12.03..97.25 rows=635 width=968) (actual time=0.050..0.151 rows=14 loops=1) Hash Cond: (employees_intval_employees_2001.deptno = dept.deptno) Materialized(実体)を作成せずに ジョインを実⾏ -...