Re: Making Vars outer-join aware

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Richard Guo <guofenglinux(at)gmail(dot)com>
Cc: Pg Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, "Finnerty, Jim" <jfinnert(at)amazon(dot)com>
Subject: Re: Making Vars outer-join aware
Date: 2022-08-18 18:45:46
Message-ID: 2741731.1660848346@sss.pgh.pa.us
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Here's a rebase up to HEAD, mainly to get the cfbot back in sync
as to what's the live patch.

I went ahead and pushed improve-adjust_appendrel_attrs_multilevel.patch,
as that seemed uncontroversial and independently useful. So that's
gone from this patchset. I also cleaned up the mess with phnullingrels
in PHVs created for join tlists, as we discussed. No other interesting
changes.

regards, tom lane

Attachment Content-Type Size
v4-0000-add-overview-documentation.patch text/x-diff 19.2 KB
v4-0001-add-nullingrels-fields.patch text/x-diff 14.5 KB
v4-0002-label-Var-nullability-in-parser.patch text/x-diff 22.0 KB
v4-0003-cope-with-nullability-in-planner.patch text/x-diff 138.4 KB
v4-0004-fix-flatten_join_alias_vars.patch text/x-diff 14.4 KB
v4-0005-fix-FDWs.patch text/x-diff 10.6 KB

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