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[Opt](Variant) merge schema in sync_rowsets to prevents from CPU overhead each time describe table #42856
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…head each time describe table Should prevent from merge schema each time calling `merged_tablet_schema`. So this pr put the merge logic in `sync_rowsets` stage.
Thank you for your contribution to Apache Doris. Since 2024-03-18, the Document has been moved to doris-website. |
run buildall |
clang-tidy review says "All clean, LGTM! 👍" |
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LGTM
PR approved by at least one committer and no changes requested. |
PR approved by anyone and no changes requested. |
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LGTM
…head each time describe table (#42856) Should prevent from merge schema each time calling `merged_tablet_schema`. So this pr put the merge logic in `sync_rowsets` stage.
…head each time describe table (apache#42856) Should prevent from merge schema each time calling `merged_tablet_schema`. So this pr put the merge logic in `sync_rowsets` stage.
…to make schema more accurate (#43580) Related PR: #42856 previous PR only merge schema in `CloudTablet::sync_rowsets` but `CloudTablet:: sync_tablet_rowsets ` may already done by other logic Co-authored-by: eldenmoon <[email protected]>
…to make schema more accurate (#43580) Related PR: #42856 previous PR only merge schema in `CloudTablet::sync_rowsets` but `CloudTablet:: sync_tablet_rowsets ` may already done by other logic Co-authored-by: eldenmoon <[email protected]>
…to make schema more accurate (apache#43580) Related PR: apache#42856 previous PR only merge schema in `CloudTablet::sync_rowsets` but `CloudTablet:: sync_tablet_rowsets ` may already done by other logic Co-authored-by: eldenmoon <[email protected]>
…to make schema more accurate (apache#43580) Related PR: apache#42856 previous PR only merge schema in `CloudTablet::sync_rowsets` but `CloudTablet:: sync_tablet_rowsets ` may already done by other logic Co-authored-by: eldenmoon <[email protected]>
…to make schema more accurate (apache#43580) Related PR: apache#42856 previous PR only merge schema in `CloudTablet::sync_rowsets` but `CloudTablet:: sync_tablet_rowsets ` may already done by other logic Co-authored-by: eldenmoon <[email protected]>
Should prevent from merge schema each time calling
merged_tablet_schema
. So this pr put the merge logic insync_rowsets
stage.