[SPARK-26735][SQL] Verify plan integrity for special expressions#23658

Closed

rednaxelafx wants to merge 4 commits into

apache:masterfrom

rednaxelafx:plan-integrity

Commits on Jan 26, 2019

verify plan integrity: special expressions AggregateExpression, WindowExpression and Generator should only be hosted in corresponding operators
Kris Mok
committed
Address comments
Kris Mok
committed
Disable failing test case in SubquerySuite. It should be re-enabled after fixing SPARK-26741
Kris Mok
committed

Commits on Jan 27, 2019

Address Xiao's comment and fix test
Kris Mok
committed