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Posted to commits@doris.apache.org by "englefly (via GitHub)" <gi...@apache.org> on 2023/07/21 04:43:28 UTC
[GitHub] [doris] englefly opened a new pull request, #22064: [stats](nereids)keep min/max expr in colstats
englefly opened a new pull request, #22064:
URL: https://github.com/apache/doris/pull/22064
## Proposed changes
columnStatistics.minExpr and maxExpr is useful when we derive stats for cast function.
This pr
1. maintains the min/max expr during stats derive. (now only support cast from string to other types)
2. adjust column stats range after filter
Issue Number: close #xxx
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[GitHub] [doris] englefly commented on pull request #22064: [stats](nereids)keep min/max expr in colstats
Posted by "englefly (via GitHub)" <gi...@apache.org>.
englefly commented on PR #22064:
URL: https://github.com/apache/doris/pull/22064#issuecomment-1646853272
run buildall
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[GitHub] [doris] englefly commented on pull request #22064: [stats](nereids)keep min/max expr in colstats
Posted by "englefly (via GitHub)" <gi...@apache.org>.
englefly commented on PR #22064:
URL: https://github.com/apache/doris/pull/22064#issuecomment-1646778185
run buildall
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[GitHub] [doris] englefly merged pull request #22064: [stats](nereids)keep min/max expr in colstats
Posted by "englefly (via GitHub)" <gi...@apache.org>.
englefly merged PR #22064:
URL: https://github.com/apache/doris/pull/22064
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[GitHub] [doris] github-actions[bot] commented on pull request #22064: [stats](nereids)keep min/max expr in colstats
Posted by "github-actions[bot] (via GitHub)" <gi...@apache.org>.
github-actions[bot] commented on PR #22064:
URL: https://github.com/apache/doris/pull/22064#issuecomment-1647105178
PR approved by anyone and no changes requested.
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[GitHub] [doris] github-actions[bot] commented on pull request #22064: [stats](nereids)keep min/max expr in colstats
Posted by "github-actions[bot] (via GitHub)" <gi...@apache.org>.
github-actions[bot] commented on PR #22064:
URL: https://github.com/apache/doris/pull/22064#issuecomment-1647105771
PR approved by at least one committer and no changes requested.
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[GitHub] [doris] hello-stephen commented on pull request #22064: [stats](nereids)keep min/max expr in colstats
Posted by "hello-stephen (via GitHub)" <gi...@apache.org>.
hello-stephen commented on PR #22064:
URL: https://github.com/apache/doris/pull/22064#issuecomment-1646865667
(From new machine)TeamCity pipeline, clickbench performance test result:
the sum of best hot time: 45.46 seconds
stream load tsv: 512 seconds loaded 74807831229 Bytes, about 139 MB/s
stream load json: 20 seconds loaded 2358488459 Bytes, about 112 MB/s
stream load orc: 65 seconds loaded 1101869774 Bytes, about 16 MB/s
stream load parquet: 32 seconds loaded 861443392 Bytes, about 25 MB/s
insert into select: 29.3 seconds inserted 10000000 Rows, about 341K ops/s
storage size: 17162755093 Bytes
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