RE: Estimating Size of Database - Mailing list pgsql-hackers

From Mitesh Shah
Subject RE: Estimating Size of Database
Date
Msg-id 26F46487ED75F649A88B15D3FE184B0F0272B8@HERMES.bangnetworks.com
Whole thread Raw
In response to Estimating Size of Database  ("Mitesh Shah" <Mitesh.Shah@bangnetworks.com>)
Responses Re: RE: Estimating Size of Database  (Peter Eisentraut <peter_e@gmx.net>)
List pgsql-hackers
Thanks!

One follow up question.  In the example given, it says there are 36
bytes for each row header and 4 bytes for each pointer to a tuple.  I'm
not sure where these numbers (36 and 4) are coming from.  Are they
standard for *every* table?  If my table has more than just two
integers, for example, will each row header be more than 36 bytes?

Thanks in advance.
Mitesh

-----Original Message-----
From: Mitch Vincent [mailto:mitch@venux.net]
Sent: Thursday, April 12, 2001 3:16 PM
To: Mitesh Shah; pgsql-hackers@postgresql.org
Subject: Re: Estimating Size of Database


In the FAQ..

http://www.postgresql.org/docs/faq-english.html#4.7

Good luck!

-Mitch
Software development : 
You can have it cheap, fast or working. Choose two.
----- Original Message ----- 
From: "Mitesh Shah" <Mitesh.Shah@bangnetworks.com>
To: <pgsql-hackers@postgresql.org>
Sent: Thursday, April 12, 2001 6:10 PM
Subject: Estimating Size of Database


> Is there a Web site or some info somewhere that tells you how to
> estimate the size of your database.
> 
> I know what my schema is and how many records will be in each table
(but
> non have been inserted yet).  How can I project how much disk space I
> will need for the database?
> 
> Thanks!
> Mitesh
> 
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