[feature](statistics) Statistics derivation.Step 1:ScanNode implement…#8947

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yiguolei merged 4 commits intoapache:masterfrom

zhengshiJ:master

Apr 29, 2022

Commits on Apr 27, 2022

[feature](statistics) Statistics derivation.Step 1:ScanNode implementation
jianghaochen
committed
Fix problems in review
jianghaochen
committed
Modify the review question
jianghaochen
committed
Fix the ut problem introduced by #9047 and fixed the review problem
jianghaochen
committed