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[GLUTEN-7534][CH] Refactor and optimize sparkDecimalXXX functions #8105
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Run Gluten Clickhouse CI on x86 |
Run Gluten Clickhouse CI on x86 |
Run Gluten Clickhouse CI on x86 |
Run Gluten Clickhouse CI on x86 |
Run Gluten Clickhouse CI on x86 |
Run Gluten Clickhouse CI on x86 |
Run Gluten Clickhouse CI on x86 |
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Run Gluten Clickhouse CI on x86 |
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Run Gluten Clickhouse CI on x86 |
Run Gluten Clickhouse CI on x86 |
Run Gluten Clickhouse CI on x86 |
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We found serious performance regression after ClickHouse bumping llvm from 15.x to 18.x. Turn it into draft status. |
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We need performace test for this PR. |
let's add benchmark codes @taiyang-li |
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LGTM
What changes were proposed in this pull request?
Changes:
sparkDecimal*
functionssparkDecimal*
functions.sparkDivide
andsparkCastFloatToInt*
functions(default disabled)sparkDecimal*
functions (default disabled)(Fixes: #7534)
Benefits:
sparkDecimal*
functions: speed up by 6% in our production query.How was this patch tested?
(Please explain how this patch was tested. E.g. unit tests, integration tests, manual tests)
(If this patch involves UI changes, please attach a screenshot; otherwise, remove this)