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Performance regression on timestemp range join. #9755
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bug
Something isn't working
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Did the join order change? We could find via looking at the explain plan |
Note that the first statement in this ticket does not run out of the box in main:
I'll file a new issue for this shortly. |
Sorry for late response. I found that I mistakenly used the debug version of the cli. In fact, the new version will work better. |
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Describe the bug
For query in #8393,
datafusion-cli v34
take 10s to finish the query. But it take 40s for datafusion-cli v36 to finish.To Reproduce
Mostly same with #8393.
produce data.
run query.
Expected behavior
No response
Additional context
And flamegraph is quite different.
v36
v34
see https://gist.github.com/my-vegetable-has-exploded/ba16c59c96c81fa20f52b56f254ea8be for more information.
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