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[fix](merge-on-write) schema change may cause mow duplicate key #33536
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[fix](merge-on-write) schema change may cause mow duplicate key #33536
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Thank you for your contribution to Apache Doris. Since 2024-03-18, the Document has been moved to doris-website. |
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clang-tidy review says "All clean, LGTM! 👍" |
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run buildall |
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TeamCity be ut coverage result: |
liaoxin01
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LGTM
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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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LGTM |
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run p0 |
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run p1 |
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run buildall |
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clang-tidy review says "All clean, LGTM! 👍" |
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TeamCity be ut coverage result: |
dd2744d to
921c9e5
Compare
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clang-tidy review says "All clean, LGTM! 👍" |
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run buildall |
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TeamCity be ut coverage result: |
TPC-H: Total hot run time: 38733 ms |
TPC-DS: Total hot run time: 182934 ms |
ClickBench: Total hot run time: 30.48 s |
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Load test result on machine: 'aliyun_ecs.c7a.8xlarge_32C64G' |
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run buildall |
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clang-tidy review says "All clean, LGTM! 👍" |
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TeamCity be ut coverage result: |
dataroaring
left a comment
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LGTM
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PR approved by at least one committer and no changes requested. |
Proposed changes
Issue Number: close #xxx
#29386 fixed an issue that may cause duplicate key, but it breaks some schema change cases.
Then #29733 reverted some change of #29386, which also brought back this issue.
issue description:
solution:
real_alter_versionto 6 (see previous case), recalculate delete bitmaps on all rowsets that older thanreal_alter_versionFurther 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...