planner: fix TiDB server panic when uses indexMerge with the virtual generated column #17065
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@@ Coverage Diff @@
## master #17065 +/- ##
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+ Coverage 80.0128% 80.2207% +0.2079%
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Files 510 510
Lines 138984 140430 +1446
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+ Hits 111205 112654 +1449
+ Misses 18817 18760 -57
- Partials 8962 9016 +54 |
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sre-bot
pushed a commit
to sre-bot/tidb
that referenced
this pull request
May 12, 2020
Signed-off-by: sre-bot <sre-bot@pingcap.com>
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cherry pick to release-4.0 in PR #17126 |
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What problem does this PR solve?
Issue Number: close #17045
Problem Summary:
Previously, we didn't consider index merge when implemented the virtual generated column.
What is changed and how it works?
Related changes
Check List
Tests
Side effects
Release note