[SPARK-42525][SQL] Collapse two adjacent windows with semantically-same partition/order#40115

Closed

zml1206 wants to merge 3 commits intoapache:masterfrom

zml1206:SPARK-42525

Commits on Feb 22, 2023

collapse two adjacent windows with the same partition/order in subquery
zml1206
committed

Commits on Feb 23, 2023

update ut
zml1206
committed
update ut
zml1206
committed