ZQiannnn

``` Gather (cost=2355.76..3198148.02 rows=7845004 width=407) (actual time=80.297..448.876 rows=2 loops=1) Workers Planned: 1 Workers Launched: 1 Buffers: shared hit=68771 -> Hash Left Join (cost=1355.76..2412647.62 rows=4614708 width=407) (actual time=107.894..279.320 rows=1 loops=2) Hash...

``` Gather (cost=2355.06..5598346.84 rows=13749004 width=407) (actual time=92.982..1150.585 rows=2 loops=1) Workers Planned: 1 Workers Launched: 1 Buffers: shared hit=44014 read=922 written=777 -> Hash Left Join (cost=1355.06..4222446.44 rows=8087649 width=407) (actual time=8.073..229.962 rows=1...

能不能多个方案共存