Re: Final proposal for resolving C-vs-newC issue

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От Philip Warner
Тема Re: Final proposal for resolving C-vs-newC issue
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Msg-id 3.0.5.32.20001120181634.0380a4b0@mail.rhyme.com.au
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Ответ на Re: Final proposal for resolving C-vs-newC issue  (Tom Lane <tgl@sss.pgh.pa.us>)
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At 21:31 19/11/00 -0500, Tom Lane wrote:
>Philip Warner <pjw@rhyme.com.au> writes:
>> At 17:16 19/11/00 -0500, Tom Lane wrote:
>>>
http://www.postgresql.org/cgi/cvsweb.cgi/pgsql/src/backend/utils/fmgr/README
>
>> There is no mention of the handling of toasted values for old C functions.
>
>Did you not read to the end?

'fraid not...8-(. Thanks.

>: To allow old-style dynamic functions to work safely on toastable datatypes,
>: the handler for old-style functions will automatically detoast toastable
>: arguments before passing them to the old-style function.  A new-style
>: function is expected to take care of toasted arguments by using the
>: standard argument access macros defined above.

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