Re: Automatic Index Creation for Column Types

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: cesheri(at)swbell(dot)net
Cc: PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Automatic Index Creation for Column Types
Date: 2013-08-19 13:14:06
Message-ID: CAFj8pRD=THQ+cOGX92ca5mQ+5vQTA=6DPRLYx0CrRC4ukk5gnA@mail.gmail.com
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Hello

2013/8/19 Charles Sheridan <cesheri(at)swbell(dot)net>

> Hi,
>
> I don't see indication that the capability described below exists in
> Postgres (or any RDBMS), so this is likely a feature request --
>
> For column types that are frequently defined in tables, and which are
> typically indexed, it would be helpful to be able to specify in the type
> definition of the column that its addition/creation into a table should
> be automatically accompanied by the creation of an associated index.
>
> Auto-index generation for a specific column type would be overridable
> for specific tables, as you wouldn't always want to auto-create an index
> at the time of column addition to a table. In the case of CREATE TABLE,
> this would be less of a concern, and more of a concern for ALTER TABLE
> ADD COLUMN.
>
> Such a configuration would also specify the type of index.
>
> What do you think ?
>
>
It is relatively dangerous, I think. What is typical type that can be
indexed?

Regards

Pavel

>
> Thanks,
> Charles Sheridan
>
>
>
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