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Re: How can I return a NULL value from a function? - Mailing list pgsql-hackers

From Tom Lane
Subject Re: How can I return a NULL value from a function?
Date
Msg-id 9463.1071847170@sss.pgh.pa.us
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In response to How can I return a NULL value from a function?  (Chongbing Liu <cliu@cs.nmsu.edu>)
Responses How can I return a pointer to a use structure from a function  (Chongbing Liu <cliu@cs.nmsu.edu>)
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Chongbing Liu <cliu@cs.nmsu.edu> writes:
> Hello, can you please tell me how to return a NULL value
> from a function?

You can't unless you use the V1 function calling convention.  See the
programmer's guide.
        regards, tom lane

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