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Projection before hash join #757

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andyfengHKU opened this issue Aug 19, 2022 · 1 comment
Closed

Projection before hash join #757

andyfengHKU opened this issue Aug 19, 2022 · 1 comment
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@andyfengHKU
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We need to figure out what expressions are not needed in further evaluation and project them out early on. The major concern is about memory usage in the factorized table.
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Solved in PR #1319

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