Re: EPOCH TIMESTAMP Conversion Problem - Mailing list pgsql-sql

On Wed, Nov 07, 2007 at 10:35:08AM -0500, Tom Lane wrote:
> "Amitanand Chikorde" <amit99rs@gmail.com> writes:
> > I want to convert MAX(mydate) from myTable to Epoch.
> 
> Do you mean
>     SELECT EXTRACT(EPOCH FROM MAX(mydate)) FROM myTable

Is using casts for the same purpose deprecated?
SELECT current_date::timestamp::abstime::int4;

Or less efficient?