Re: current_timestamp - 20 minutes

On Jul 12, 2005, at 11:43 PM, Joshua D. Drake wrote:

> Matthew Terenzio wrote:
>> I 'm storing things in a table with now() and I want to select * from
>> theTable WHERE the Timestamp is > the current time - 20 minutes
>> Anyone know the correct syntax. I was trying something like:
>> WHERE timestamp_field > (timestamp now() - interval '20 minutes')
>
> select (now() - interval '20 min');

Gotcha. I owe you another one.

>
> Sincerely,
>
> Joshua D. Drake
>
>
>> and will continue reading the manual
>> ---------------------------(end of
>> broadcast)---------------------------
>> TIP 9: In versions below 8.0, the planner will ignore your desire to
>> choose an index scan if your joining column's datatypes do not
>> match
>
>
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