Re: "disappearing" rows in temp table, in recursing trigger

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От
Craig Ringer
Тема
Re: "disappearing" rows in temp table, in recursing trigger
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4955F1E7.8080306@postnewspapers.com.au
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"disappearing" rows in temp table, in recursing trigger "Eric Worden" <worden.eric@gmail.com>
Re: "disappearing" rows in temp table, in recursing trigger Craig Ringer <craig@postnewspapers.com.au>
Re: "disappearing" rows in temp table, in recursing trigger "Eric Worden" <worden.eric@gmail.com>
Re: "disappearing" rows in temp table, in recursing trigger Tom Lane <tgl@sss.pgh.pa.us>
Eric Worden wrote:

> The recursive function creates a temp table [...]  I
> have version 8.1.10.

While I haven't looked in detail, I'd be surprised if this wasn't an
issue with pre-8.3 versions lack of any way to automatically re-generate
cached plans in functions.

Try running your code on an 8.3 installation and see if you still get
the issue. I strongly suspect you won't.

If this does prove to be the case, there are workarounds for pre-8.3
versions, usually involving the use of  EXECUTE to bypass the cache and
force re-planning of statements at every execution. However, if it's
practical to do so upgrading to 8.3 might be a nicer and (in the long
run) easier option.

--
Craig Ringer
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