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Make TiDB suiable for DP's join reorder #37825

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winoros opened this issue Sep 14, 2022 · 0 comments
Open

Make TiDB suiable for DP's join reorder #37825

winoros opened this issue Sep 14, 2022 · 0 comments
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type/enhancement The issue or PR belongs to an enhancement.

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@winoros
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winoros commented Sep 14, 2022

Enhancement

We've implemented DP algorithm for join reorder. But got a bad order aginst the greedy one.
We need to improve the estimation logic to enable it.
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