[fix](Nereids) should push project through limit after eliminate union node #39640
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TPC-H: Total hot run time: 37687 ms |
morrySnow
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other wise:
push limit through union could generate plan:
```
limit
+-- union
|-- limit
| +-- empty relation
+-- limit
+-- project
```
and then eliminate union will generate plan:
```
+-- limit
+- project
+-- limit
+-- project
```
it could not be processed by tranlator correctly
morrySnow
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TPC-H: Total hot run time: 38371 ms |
TPC-DS: Total hot run time: 190607 ms |
ClickBench: Total hot run time: 31.35 s |
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run cloud_p1 |
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run feut |
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run external |
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run buildall |
TPC-H: Total hot run time: 38040 ms |
TPC-DS: Total hot run time: 196786 ms |
ClickBench: Total hot run time: 32.3 s |
924060929
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Aug 22, 2024
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starocean999
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Aug 22, 2024
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…n node (#39640) pick from master #39640 otherwise: push limit through union could generate plan: limit +-- union |-- limit | +-- empty relation +-- limit +-- project and then eliminate union will generate plan: +-- limit +- project +-- limit +-- project it could not be processed by tranlator correctly
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Aug 22, 2024
…n node (apache#39640) pick from master apache#39640 otherwise: push limit through union could generate plan: limit +-- union |-- limit | +-- empty relation +-- limit +-- project and then eliminate union will generate plan: +-- limit +- project +-- limit +-- project it could not be processed by tranlator correctly
morrySnow
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Aug 22, 2024
…n node (#39640) (#39761) pick from master #39640 otherwise: push limit through union could generate plan: limit +-- union |-- limit | +-- empty relation +-- limit +-- project and then eliminate union will generate plan: +-- limit +- project +-- limit +-- project it could not be processed by tranlator correctly
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…n node (#39640) (#39755) pick from master #39640 otherwise: push limit through union could generate plan: limit +-- union |-- limit | +-- empty relation +-- limit +-- project and then eliminate union will generate plan: +-- limit +- project +-- limit +-- project it could not be processed by tranlator correctly
dataroaring
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Aug 26, 2024
…n node (#39640) otherwise: push limit through union could generate plan: limit +-- union |-- limit | +-- empty relation +-- limit +-- project and then eliminate union will generate plan: +-- limit +- project +-- limit +-- project it could not be processed by tranlator correctly
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other wise:
push limit through union could generate plan:
and then eliminate union will generate plan:
it could not be processed by tranlator correctly
Proposed changes
Issue Number: close #xxx