planner: use ExtraHandleColumn as PK when generating TablePath (#11959) (#13095) #13291
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cherry-pick #13095 to release-3.1
What problem does this PR solve?
Cherry pick #11959 to branch release-3.0
What is changed and how it works?
Check List
Tests
Related changes
Release note
When the table uses
_tidb_rowid
as Handle, we can correctly generate a TableScan that keeps the order of_tidb_rowid
. For example,select max(_tidb_rowid) from t
won't require aSort
anymore.