Re: [SQL] epoch to show millseconds

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: mars(at)cannoncreek(dot)com
Cc: pgsql-sql(at)postgresql(dot)org, pgsql-general(at)postgresql(dot)org
Subject: Re: [SQL] epoch to show millseconds
Date: 2001-07-17 16:04:00
Message-ID: 25214.995385840@sss.pgh.pa.us
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Mars G Miro <mars(at)cannoncreek(dot)com> writes:
> how do I make it accurate up to milliseconds value?

You don't. current_timestamp depends on the time() system call,
which only returns a number accurate to one second.

There is a higher-precision current time function in 7.1, but I
forget the details ... see the docs. IIRC it existed but was
buggy in 7.0, so you'll need to update.

regards, tom lane

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