Re: proposal: function parse_ident

From: Jim Nasby <Jim(dot)Nasby(at)BlueTreble(dot)com>
To: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: proposal: function parse_ident
Date: 2015-08-19 23:20:40
Message-ID: 55D50F48.7000501@BlueTreble.com
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On 8/19/15 2:44 PM, Pavel Stehule wrote:
> Don't say "parse names for things other than tables". Only a minority
> of the types of objects used in the database have names that meet this
> specification.

Really? My impression is that almost everything that's not a shared
object allows for a schema...

> I see one important reason and one minor reason:
>
> Important - cast to regclass is possible only for existing objects -
> parse_ident doesn't check validity of parsed ident.
> minor - cast to regclass depends on search_path - but parse_ident not -
> with this function I am able to detect if ident depends (or not) on
> search_path.

I've been forced to write this several times. I'd really like to expose
this functionality.
--
Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX
Data in Trouble? Get it in Treble! http://BlueTreble.com

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