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Date: Sun, 27 Dec 1998 13:35:35 -0500 (EST)
From: Jan Vicherek <honza@ied.com>
To: pgsql-hackers@postgreSQL.org
Subject: [HACKERS] Re: int8 type substitute ?
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/me goes red in face. 10 seconds after I sent this off I found
contrib/int8. That would answer one of my questions -- I.e. it would be
reasonably simple to add my own data type. If somebody feels like
answering the other questions too, please go ahead.
  Jan

On Sun, 27 Dec 1998, Jan Vicherek wrote:

> 
>   Hello,
> 
>    I'm looking for a int8-like type or equivalent substitute.
> 
>    float8 is the first one that comes to mind, but a question arises :
>   isn't there a chance that if I store float8 values be integers, it may
> on some occasions return to me a decimal ? I.e. I would store something
> like
>  2814749767106569
> and on retrieval it would return something like
>  2814749767106568.999999999998 instead of 2814749767106569 ?
> 
>    If there is such danger, what other suitable 8 byte data type (other
> than char(8)) would there be in PG to give me the ablility to store
> integers > 2^32 ?
> 
>   Or is it quite fast, easy, simple and performance-effective to add my
> own 'int8' data type ?
> 
>     Thanx,
> 
>       Jan
> 
> 
>  -- Gospel of Jesus is the saving power of God for all who believe --
>                 ## To some, nothing is impossible. ##
>                    http://Vicherek.Waterloo.on.ca/
> 
> 
-- Gospel of Jesus is the saving power of God for all who believe --               ## To some, nothing is impossible.
##                 http://Vicherek.Waterloo.on.ca/