CURRENT_TIMESTAMP and actual time

Started by Christopher J. Bottaroalmost 21 years ago2 messagesgeneral
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#1Christopher J. Bottaro
cjbottaro@alumni.cs.utexas.edu

Hi,
I understand that CURRENT_TIMESTAMP marks the beginning of the current
transaction. I want it to be the _actual_ time. How do I do this?
timeofday() returns a string, how do I convert that into a TIMESTAMP?

Is it possible to create a column with DEFAULT value evaluated to the actual
current time (i.e. not the CURRENT_TIMESTAMP which is the beginning of the
current transaction).

What I do now to get it to work is do a COMMIT right before the insert, that
way CURRENT_TIMESTAMP is (pretty close to) the actual time. ...but that is
so crappy and doesn't work if I actually need to use transactional features
(i.e. rollback).

Thanks for the help,
-- C

#2Jim Nasby
Jim.Nasby@BlueTreble.com
In reply to: Christopher J. Bottaro (#1)
Re: CURRENT_TIMESTAMP and actual time

Take a look at the tod() function at the very end of
http://svn.rrs.decibel.org/viewcvs.cgi/trunk/rrs_functions.sql?rev=61&view=markup

On Wed, Apr 20, 2005 at 04:17:05PM -0500, Christopher J. Bottaro wrote:

Hi,
I understand that CURRENT_TIMESTAMP marks the beginning of the current
transaction. I want it to be the _actual_ time. How do I do this?
timeofday() returns a string, how do I convert that into a TIMESTAMP?

Is it possible to create a column with DEFAULT value evaluated to the actual
current time (i.e. not the CURRENT_TIMESTAMP which is the beginning of the
current transaction).

What I do now to get it to work is do a COMMIT right before the insert, that
way CURRENT_TIMESTAMP is (pretty close to) the actual time. ...but that is
so crappy and doesn't work if I actually need to use transactional features
(i.e. rollback).

Thanks for the help,
-- C

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