Re: Adding support for Row Compares to nbtree startikey optimization
От
Chao Li
Тема
Re: Adding support for Row Compares to nbtree startikey optimization
Дата
Msg-id
304730E9-5F15-4B24-837F-3F5F74F81EAC@gmail.com
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Дерево обсуждения
Re: Adding support for Row Compares to nbtree startikey optimization Chao Li <li.evan.chao@gmail.com>
Re: Adding support for Row Compares to nbtree startikey optimization Chao Li <li.evan.chao@gmail.com>
Re: Adding support for Row Compares to nbtree startikey optimization Peter Geoghegan <pg@bowt.ie>
Re: Adding support for Row Compares to nbtree startikey optimization Peter Geoghegan <pg@bowt.ie>
On Aug 15, 2025, at 14:37, Chao Li <li.evan.chao@gmail.com> wrote:When subkey->sk_attno <= firstchangingattnum, if first is not satisfied, then last should not be satisfied either, so we can skip check last.
Sorry for a typo, "subkey->sk_attno <= firstchangingattnum” should be "subkey->sk_attno < firstchangingattnum”. It should be “<“ but “<=“.
Chao Li (Evan)
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HighGo Software Co., Ltd.
https://www.highgo.com/
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HighGo Software Co., Ltd.
https://www.highgo.com/
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