Re: Is There any function to get Difference of Dates

Hi All,

I got solution from the following link.
http://techdocs.postgresql.org/techdocs/faqdatesintervals.php

Thanks,
Sreedhar


----- Original Message -----
From: "shreedhar" <shreedhar@lucidindia.net>
To: "Postgres" <pgsql-admin@postgresql.org>
Sent: Thursday, January 16, 2003 3:06 PM
Subject: [ADMIN] Is There any function to get Difference of Dates


> Hi All,
>
> Is There any function to get Difference of Dates.
>
> Here tdate is of type timestamp
>
> If I tried
>
> select * from temptbldate WHERE (EXTRACT(EPOCH FROM TIMESTAMP 'now()')  -
> EXTRACT(EPOCH FROM TIMESTAMP tdate)  )/ 86400 < 2
> I got error as 'Parse error at tdate'
>
> select * from temptbldate WHERE (EXTRACT(EPOCH FROM TIMESTAMP 'now()')  -
> EXTRACT(EPOCH FROM TIMESTAMP 'tdate')  )/ 86400 < 2
> If I use 'tdate',  I got 'bad timestamp external representation 'tdate',
> Probably it might be taking 'tdate' as string.
>
> How can I use epoch to get difference of two dates.
>
> Regards,
> Sreedhar
>
>
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