Re: [HACKERS] Re: Unnexpected results using to_number()

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Karel Zak <zakkr@zf.jcu.cz>
Cc: Andrew Snow <andrew@modulus.org>, pgsql-bugs@postgresql.org, pgsql-hackers@postgresql.org
Date: 2000-07-10T06:53:15Z
Lists: pgsql-bugs, pgsql-hackers
Karel Zak <zakkr@zf.jcu.cz> writes:
> On Sun, 9 Jul 2000, Tom Lane wrote:
>> "Andrew Snow" <andrew@modulus.org> writes:
>>>> # SELECT to_number('12,454.8-', '');
>>>> pqReadData() -- backend closed the channel unexpectedly.
>> 
>> In current sources I get a NULL result, which seems to be what the
>> code author intended originally.  However this seems a little bit

>  my original code not return NULL, but return numeric_in(NULL, 0, 0) for
> this situation.

Yeah, I know.  What did you expect that to produce, if not a NULL?

>> inconsistent --- shouldn't it raise a bad-format error instead?

What do you think about raising an error instead of returning NULL?

			regards, tom lane