planner: use ExtraHandleColumn as PK when generating TablePath (#11959) #13095
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francis0407
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type/bugfix
zz-jason
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status/can-merge
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Your auto merge job has been accepted, waiting for 13180 |
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/run-all-tests |
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@francis0407 merge failed. |
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/run-all-tests |
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cherry pick to release-3.1 in PR #13291 |
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Nov 8, 2019
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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_rowidas Handle, we can correctly generate a TableScan that keeps the order of_tidb_rowid. For example,select max(_tidb_rowid) from twon't require aSortanymore.