Re: Non-Stored Generated Columns

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Dominique Devienne <ddevienne(at)gmail(dot)com>
Cc: Laurenz Albe <laurenz(dot)albe(at)cybertec(dot)at>, pgsql-general(at)lists(dot)postgresql(dot)org
Subject: Re: Non-Stored Generated Columns
Date: 2024-02-28 19:11:44
Message-ID: 2425903.1709147504@sss.pgh.pa.us
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Dominique Devienne <ddevienne(at)gmail(dot)com> writes:
> Views can have foreign-keys?

Surely you'd put the FK on the underlying table.

> Generated view columns be indexed?

You want an index on a virtual column? Sure, just build an expression
index (on the underlying table) that matches it.

I agree with Laurenz that it's hard to see much use-case here
that's not sufficiently covered already.

regards, tom lane

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