Re: [HACKERS] Lost a function overloading capability in v6.3

From: Michael Meskes <meskes(at)topsystem(dot)de>
To: lockhart(at)alumni(dot)caltech(dot)edu (Thomas G(dot) Lockhart)
Cc: pgsql-hackers(at)postgresql(dot)org (PostgreSQL Hacker)
Subject: Re: [HACKERS] Lost a function overloading capability in v6.3
Date: 1998-03-03 14:03:17
Message-ID: 199803031403.PAA17641@gauss.topsystem.de
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

Thomas G. Lockhart writes:
> CREATE FUNCTION abstime_datetime(int4)
> RETURNS datetime
> AS '-' LANGUAGE 'internal';

Did that. Could anyone please tell me how to drop this function?

> When I run this same thing on v6.3, I get a date sometime in 1974 which
> I think might actually be derived from a pointer interpreted as an
> integer :(
>
> postgres=> select abstime_datetime(0);
> abstime_datetime
> ----------------------------
> Wed Apr 24 18:51:28 1974 GMT
> (1 row)
> postgres=> select abstime_datetime(900000000);
> abstime_datetime
> ----------------------------
> Wed Apr 24 18:37:12 1974 GMT
> (1 row)

mm=> select abstime_datetime(0);
abstime_datetime
----------------
epoch
(1 row)

mm=> select abstime_datetime(900000000);
abstime_datetime
----------------
epoch
(1 row)

Michael

--
Dr. Michael Meskes, Project-Manager | topsystem Systemhaus GmbH
meskes(at)topsystem(dot)de | Europark A2, Adenauerstr. 20
meskes(at)debian(dot)org | 52146 Wuerselen
Go SF49ers! Go Rhein Fire! | Tel: (+49) 2405/4670-44
Use Debian GNU/Linux! | Fax: (+49) 2405/4670-10

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Michael Meskes 1998-03-03 14:06:14 Re: [HACKERS] Current 6.3 issues
Previous Message Thomas G. Lockhart 1998-03-03 13:54:34 Lost a function overloading capability in v6.3