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help / color / mirror / Atom feedFrom: Alvaro Herrera <alvherre@2ndquadrant.com>
To: Dev Kumkar <devdas.kumkar@gmail.com>
Cc: Thomas Kellerer <spam_eater@gmx.net>
Cc: pgsql-sql@postgresql.org
Subject: Re: Unquoted column names fold to lower case
Date: Wed, 3 Jul 2013 15:08:31 -0400
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Dev Kumkar escribió:
> But what I am asking here is if an alias name is provided be it upper case,
> lower case, or a mix then shouldn't it be preserved as as it is given. All
> this talk is when alias names are unquoted, when quoted then its standard
> behavior as seen in other databases.
Aliases are treated just like any other identifier. The downcasing
happens in the lexer (src/backend/parser/scan.l), which is totally
unaware of the context in which this is happening; so there's no way to
tweak the downcasing behavior for only aliases and not other
identifiers.
--
Álvaro Herrera http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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To: pgsql-sql@postgresql.org
Cc: alvherre@2ndquadrant.com, devdas.kumkar@gmail.com, spam_eater@gmx.net
Subject: Re: Unquoted column names fold to lower case
In-Reply-To: <20130703190831.GG3592@eldon.alvh.no-ip.org>
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