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CTE&CSE #2

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suibianwanwank opened this issue Apr 25, 2024 · 1 comment
Open

CTE&CSE #2

suibianwanwank opened this issue Apr 25, 2024 · 1 comment

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@suibianwanwank
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@suibianwanwank suibianwanwank changed the title CTE CTE&CSE Apr 25, 2024
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suibianwanwank commented Apr 25, 2024 •
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Expect to extract the common node from plan, reducing repetitive table scan and execute. Datafusion CTE
The plan is divided into three steps：

  1. Execution layer support for CTE
  2. Planner does operator fingerprinting and extracts public expressions SQL Server CSE
  3. integration test

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