From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
---|---|
To: | Gregory Stark <stark(at)enterprisedb(dot)com> |
Cc: | "Decibel!" <decibel(at)decibel(dot)org>, "Alvaro Herrera" <alvherre(at)commandprompt(dot)com>, "Ryan Bradetich" <rbradetich(at)gmail(dot)com>, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: [RFC] Unsigned integer support. |
Date: | 2008-07-28 23:13:20 |
Message-ID: | 338.1217286800@sss.pgh.pa.us |
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Lists: | pgsql-hackers |
Gregory Stark <stark(at)enterprisedb(dot)com> writes:
> "Decibel!" <decibel(at)decibel(dot)org> writes:
>> Do we really want to be making it easier for people to wrap numbers in quotes?
> Currently wrapping numbers in quotes is really the way Postgres expects to get
> them.
Really?
regression=# select '2' + '2';
ERROR: operator is not unique: unknown + unknown
LINE 1: select '2' + '2';
^
HINT: Could not choose a best candidate operator. You might need to add explicit type casts.
We've worked really hard to get to a point where interpretation of
literals mostly behaves unsurprisingly. I think most people would
find it surprising to think that quoting a number is the preferred
way to represent it.
regards, tom lane
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