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Subject: Re: New XML section for documentation
Date: Sat, 26 Aug 2006 07:19:38 +0200
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Thread-Topic: [DOCS] New XML section for documentation
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From: "Magnus Hagander" <mha@sollentuna.net>
To: "Bruce Momjian" <bruce@momjian.us>,
	"PostgreSQL-development" <pgsql-hackers@postgreSQL.org>,
	"PostgreSQL-documentation" <pgsql-docs@postgreSQL.org>
Cc: "Peter Eisentraut" <peter_e@gmx.net>
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> Indexing
> --------
> Because XML documents are stored as text, full-text indexing tool
> /contrib/tsearch2 can be used to index XML documents.  Of=20
> course, the searches are text searches, with no XML=20
> awareness, but tsearch2 can be used with other XML=20
> capabilities to dramatically reduce the amount of data=20
> processed at the XML level.


You can also use a functional index and /contrib/xml2 to do limited
XPath indexing. (Can't make it "subtree-aware" for example, unless you
are willing to change your queries, but you can index specific xpath
nodes).=20


//Magnus