| From: | Henson Choi <assam258(at)gmail(dot)com> |
|---|---|
| To: | Tatsuo Ishii <ishii(at)postgresql(dot)org> |
| Cc: | jian(dot)universality(at)gmail(dot)com, zsolt(dot)parragi(at)percona(dot)com, sjjang112233(at)gmail(dot)com, vik(at)postgresfriends(dot)org, er(at)xs4all(dot)nl, jacob(dot)champion(at)enterprisedb(dot)com, david(dot)g(dot)johnston(at)gmail(dot)com, peter(at)eisentraut(dot)org, li(dot)evan(dot)chao(at)gmail(dot)com, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Row pattern recognition |
| Date: | 2026-09-20 21:31:53 |
| Message-ID: | CAAAe_zA1J0Zdmxt0ch+c1D+4=bjkjZszb+MPut7kJz7VYLosMg@mail.gmail.com |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
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| Lists: | pgsql-hackers |
>
> - Replacing frame options by support functions is disabled if DEFINE
> clause exists.
>
This part is about the optimization that reverses the direction of the
frame option being disabled.
This is because this reversal of direction is a modification into a form
that the standard does not allow.
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