From: | "Talha Khan" <talha(dot)amjad(at)gmail(dot)com> |
---|---|
To: | rodrigo(dot)sakai(at)zanthus(dot)com(dot)br |
Cc: | pgsql-admin(at)postgresql(dot)org |
Subject: | Re: Estimating a table size |
Date: | 2006-09-21 17:49:58 |
Message-ID: | f80885fc0609211049w3ea123ebk5e19e96851917a22@mail.gmail.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-admin |
when you have dbsize installed you need to do
select relation_size('TableName');
to get the size of the table.
On 9/21/06, Rodrigo Sakai <rodrigo(dot)sakai(at)zanthus(dot)com(dot)br> wrote:
>
> Hello all,
>
>
>
> I need a tool or something like it, which can give me the estimated size
> of a table considering all fields, constraints, indexes, etc...
>
>
>
> For example:
>
>
>
>
>
> CREATE TABLE products (
>
> product_id INT8,
>
> product_name VARCHAR(50),
>
> product_vendor VARCHAR(50),
>
> price NUMERIC(10,2),
>
>
>
> CONSTRAINT pk_products PRIMARY KEY (product_id),
>
> CONSTRAINT ck_price CHECK (price >= 0)
>
> );
>
>
>
>
>
> CREATE INDEX ix_products ON products (product_name);
>
>
>
>
>
> See that in the example above I have, some fields, some constraints and
> one index. I want to know (estimate) how much fisical space (KB, MB) it will
> consume!
>
>
>
>
>
> Thanks in advance!
>
>
>
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