Frequently Asked Questions (FAQ) for PostgreSQL
- Last updated: Sun Oct 14 19:27:20 EDT 2001
+ Last updated: Mon Nov 12 02:38:47 EST 2001
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
4.22) How do I create a column that will default to the current time?
- Use now():
-CREATE TABLE test (x int, modtime timestamp DEFAULT now() );
+ Use CURRENT_TIMESTAMP:
+CREATE TABLE test (x int, modtime timestamp DEFAULT CURRENT_TIMESTAMP );
4.23) Why are my subqueries using IN so slow?
alink="#0000FF">
<H1>Frequently Asked Questions (FAQ) for PostgreSQL</H1>
- <P>Last updated: Sun Oct 14 19:27:20 EDT 2001</P>
+ <P>Last updated: Mon Nov 12 02:38:47 EST 2001</P>
<P>Current maintainer: Bruce Momjian (<A href=
"mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</A>)<BR>
default to the current time?<BR>
</H4>
- <P>Use <I>now()</I>:</P>
+ <P>Use <I>CURRENT_TIMESTAMP</I>:</P>
<PRE>
-<CODE>CREATE TABLE test (x int, modtime timestamp DEFAULT now() );
+<CODE>CREATE TABLE test (x int, modtime timestamp DEFAULT CURRENT_TIMESTAMP );
</CODE>
</PRE>