Re: [HACKERS] create table and default 'now' problem ?

From: Thomas Lockhart <lockhart(at)alumni(dot)caltech(dot)edu>
To: Mike Mascari <mascarim(at)yahoo(dot)com>
Cc: Oleg Bartunov <oleg(at)sai(dot)msu(dot)su>, pgsql-hackers(at)postgreSQL(dot)org
Subject: Re: [HACKERS] create table and default 'now' problem ?
Date: 1999-09-21 06:14:12
Message-ID: 37E72234.DDA960FE@alumni.caltech.edu
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> > how I could create table with datetime field default
> > to 'now'::text in a way Jan did in his shoes rule example ?
> > If I do:
> > test=> create table test ( a datetime default 'now',
> > b int4);
> > CREATE
> > I always get datetime of the moment I created the
> > table, but I'd like to have datetime of moment I insert.
> One way around this bug is to create a SQL function
> which returns now() and use it as the default value:

Not necessary, though this does work well. A simpler way is to
actually do what Oleg asks about:

create table test ( a datetime default text 'now',...)

or

create table test ( a datetime default 'now'::text,...)

which should force the string to *stay* as a string, rather than
getting converted to a date value when the table is created. Once it
is forced to be a string, then it will be converted at insert time
instead.

- Thomas

--
Thomas Lockhart lockhart(at)alumni(dot)caltech(dot)edu
South Pasadena, California

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