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[refactor](delete predicate) Unify delete to segmentiterator #11650

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merged 4 commits into from
Aug 11, 2022

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yiguolei
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@yiguolei yiguolei commented Aug 10, 2022

Proposed changes

This is part of light weight schema change #10136

Problem summary

Currently, vectorized engine will remove columns that only in delete predicate in segment iterator. But in non-vectorized engine, these columns in removed in tablet reader and they are copied in beta rowset reader.

This PR unified these logic to segment layer.

Checklist(Required)

  1. Does it affect the original behavior:
    • Yes
    • No
    • I don't know
  2. Has unit tests been added:
    • Yes
    • No
    • No Need
  3. Has document been added or modified:
    • Yes
    • No
    • No Need
  4. Does it need to update dependencies:
    • Yes
    • No
  5. Are there any changes that cannot be rolled back:
    • Yes (If Yes, please explain WHY)
    • No

Further comments

If this is a relatively large or complex change, kick off the discussion at dev@doris.apache.org by explaining why you chose the solution you did and what alternatives you considered, etc...

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@BiteTheDDDDt BiteTheDDDDt left a comment

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LGTM

@github-actions github-actions bot added the approved Indicates a PR has been approved by one committer. label Aug 11, 2022
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PR approved by at least one committer and no changes requested.

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PR approved by anyone and no changes requested.

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@wangbo wangbo left a comment

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LGTM

@wangbo wangbo added the area/storage Issues or PRs related to storage engine label Aug 11, 2022
@yiguolei yiguolei merged commit ea57bf6 into apache:master Aug 11, 2022
@yiguolei yiguolei deleted the unify_delete_to_segmentiterator branch March 30, 2023 10:17
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4 participants