Re: [INTERFACES] Upgrading the backend's error-message infrastructure

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

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Peter Eisentraut <peter_e@gmx.net>
Cc: pgsql-hackers@postgreSQL.org, pgsql-interfaces@postgreSQL.org
Date: 2003-03-16T17:59:12Z
Lists: pgsql-hackers
Peter Eisentraut <peter_e@gmx.net> writes:
> Tom Lane writes:
>> Given that we now need order-of-thirty possible field types, do you feel
>> uncomfortable with a single-byte field identifier in the FE/BE protocol?

> There's a possible solution:  SQL99 part 3 defines numerical codes for
> each of these fields (table 12/section 5.14).  The codes are between
> around 0 and 40.

Hmm.  I can't see any advantage to these over assigning our own codes;
ours would have at least *some* mnemonic value, rather than being chosen
completely at random ...

			regards, tom lane