Converting/formatting timestamp arithmetic - Mailing list pgsql-general

From eel@javabox.com (Eel)
Subject Converting/formatting timestamp arithmetic
Date
Msg-id a62a408.0203071741.7cbb5d3b@posting.google.com
Whole thread Raw
Responses Re: Converting/formatting timestamp arithmetic
List pgsql-general
Hi,
  Is there any easy way to convert the result of timestamp
arithmetic to a simple decimal number?

I have something like:

select current_timestamp - timein as daysat from transcations

daysat looks like:

3 days 12:00:00

I want it to look like:

3.5

I fooled around a bit to_number(text, text).  It seems like
I would need something that would parse out the days and hours
or else a global formatting flag.  I guess I could write my
own function, but was wondering if there's some better way.

Thanks!

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