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Posted to commits@doris.apache.org by "morrySnow (via GitHub)" <gi...@apache.org> on 2023/08/02 04:00:39 UTC
[GitHub] [doris] morrySnow opened a new pull request, #22487: [refactor] mv top-n two phase read rule from post processor to rewriter
morrySnow opened a new pull request, #22487:
URL: https://github.com/apache/doris/pull/22487
## Proposed changes
Issue Number: close #xxx
<!--Describe your changes.-->
use three new plan node to represent defer materialize of TopN.
Example:
```
-- SQL
select * from t1 order by c1 limit 10;
-- PLAN
+------------------------------------------+
| Explain String |
+------------------------------------------+
| PhysicalDeferMaterializeResultSink |
| --PhysicalDeferMaterializeTopN |
| ----PhysicalDistribute |
| ------PhysicalDeferMaterializeTopN |
| --------PhysicalDeferMaterializeOlapScan |
+------------------------------------------+
```
## Further comments
If this is a relatively large or complex change, kick off the discussion at [dev@doris.apache.org](mailto:dev@doris.apache.org) by explaining why you chose the solution you did and what alternatives you considered, etc...
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[GitHub] [doris] morrySnow commented on pull request #22487: [refactor](Nereids) mv top-n two phase read rule from post processor to rewriter
Posted by "morrySnow (via GitHub)" <gi...@apache.org>.
morrySnow commented on PR #22487:
URL: https://github.com/apache/doris/pull/22487#issuecomment-1661486474
run buildall
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[GitHub] [doris] jackwener merged pull request #22487: [refactor](Nereids) mv top-n two phase read rule from post processor to rewriter
Posted by "jackwener (via GitHub)" <gi...@apache.org>.
jackwener merged PR #22487:
URL: https://github.com/apache/doris/pull/22487
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[GitHub] [doris] hello-stephen commented on pull request #22487: [refactor](Nereids) mv top-n two phase read rule from post processor to rewriter
Posted by "hello-stephen (via GitHub)" <gi...@apache.org>.
hello-stephen commented on PR #22487:
URL: https://github.com/apache/doris/pull/22487#issuecomment-1661666904
(From new machine)TeamCity pipeline, clickbench performance test result:
the sum of best hot time: 46.71 seconds
stream load tsv: 514 seconds loaded 74807831229 Bytes, about 138 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: 31 seconds loaded 861443392 Bytes, about 26 MB/s
insert into select: 29.3 seconds inserted 10000000 Rows, about 341K ops/s
storage size: 17162257663 Bytes
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[GitHub] [doris] morrySnow commented on pull request #22487: [refactor](Nereids) mv top-n two phase read rule from post processor to rewriter
Posted by "morrySnow (via GitHub)" <gi...@apache.org>.
morrySnow commented on PR #22487:
URL: https://github.com/apache/doris/pull/22487#issuecomment-1661919292
run buildall
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[GitHub] [doris] hello-stephen commented on pull request #22487: [refactor](Nereids) mv top-n two phase read rule from post processor to rewriter
Posted by "hello-stephen (via GitHub)" <gi...@apache.org>.
hello-stephen commented on PR #22487:
URL: https://github.com/apache/doris/pull/22487#issuecomment-1661972151
(From new machine)TeamCity pipeline, clickbench performance test result:
the sum of best hot time: 48.6 seconds
stream load tsv: 517 seconds loaded 74807831229 Bytes, about 137 MB/s
stream load json: 21 seconds loaded 2358488459 Bytes, about 107 MB/s
stream load orc: 65 seconds loaded 1101869774 Bytes, about 16 MB/s
stream load parquet: 31 seconds loaded 861443392 Bytes, about 26 MB/s
insert into select: 29.6 seconds inserted 10000000 Rows, about 337K ops/s
storage size: 17162131516 Bytes
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[GitHub] [doris] github-actions[bot] commented on pull request #22487: [refactor](Nereids) mv top-n two phase read rule from post processor to rewriter
Posted by "github-actions[bot] (via GitHub)" <gi...@apache.org>.
github-actions[bot] commented on PR #22487:
URL: https://github.com/apache/doris/pull/22487#issuecomment-1662070967
PR approved by at least one committer and no changes requested.
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[GitHub] [doris] eldenmoon commented on pull request #22487: [refactor](Nereids) mv top-n two phase read rule from post processor to rewriter
Posted by "eldenmoon (via GitHub)" <gi...@apache.org>.
eldenmoon commented on PR #22487:
URL: https://github.com/apache/doris/pull/22487#issuecomment-1662058565
run p0
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[GitHub] [doris] morrySnow commented on pull request #22487: [refactor](Nereids) mv top-n two phase read rule from post processor to rewriter
Posted by "morrySnow (via GitHub)" <gi...@apache.org>.
morrySnow commented on PR #22487:
URL: https://github.com/apache/doris/pull/22487#issuecomment-1661623876
run buildall
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[GitHub] [doris] github-actions[bot] commented on pull request #22487: [refactor](Nereids) mv top-n two phase read rule from post processor to rewriter
Posted by "github-actions[bot] (via GitHub)" <gi...@apache.org>.
github-actions[bot] commented on PR #22487:
URL: https://github.com/apache/doris/pull/22487#issuecomment-1662071023
PR approved by anyone and no changes requested.
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