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Pinned Inner Bufferを踏まえたコスト計算 #837

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kaigai opened this issue Oct 16, 2024 · 0 comments
Open

Pinned Inner Bufferを踏まえたコスト計算 #837

kaigai opened this issue Oct 16, 2024 · 0 comments
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v5.3

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@kaigai
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kaigai commented Oct 16, 2024

GpuJoinのInner BufferがPinnedである場合、実行計画間でタプルを受け渡すコストが必要ない。
Hash値を計算するコストもcpu_operator_costではなくgpu_operator_costになる。
その辺が実行計画に影響を与える可能性があるので、修正が必要。
@kaigai kaigai added this to the v5.3 milestone Oct 16, 2024
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