Cherry pick #93038 to 25.3: Proper handle sparse nullable columns in inner/left joins#94758
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robot-clickhouse merged 2 commits intobackport/25.3/93038from Jan 21, 2026
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Proper handle sparse nullable columns in inner/left joins
robot-clickhouse
added
pr-cherrypick
robot-clickhouse
merged commit 4974791
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backport/25.3/93038
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Original pull-request #93038
Do not merge this PR manually
This pull-request is a first step of an automated backporting.
It contains changes similar to calling
git cherry-picklocally.If you intend to continue backporting the changes, then resolve all conflicts if any.
Otherwise, if you do not want to backport them, then just close this pull-request.
The check results does not matter at this step - you can safely ignore them.
Troubleshooting
If the conflicts were resolved in a wrong way
If this cherry-pick PR is completely screwed by a wrong conflicts resolution, and you want to recreate it:
pr-cherrypicklabel from the PRYou also need to check the Original pull-request for
pr-backports-createdlabel, and delete if it's presented thereThe PR source
The PR is created in the CI job