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RE: variables prefix - ?variable vs. $variable

From: Dirk-Willem van Gulik <dirkx@webweaving.org>
Date: Tue, 31 Aug 2004 04:37:37 -0700 (PDT)
To: "Seaborne, Andy" <andy.seaborne@hp.com>
cc: Alberto Reggiori <alberto@asemantics.com>, RDF Data Access Working Group <public-rdf-dawg@w3.org>
Message-ID: <20040831043607.W64496@skutsje.san.webweaving.org>


On Tue, 31 Aug 2004, Seaborne, Andy wrote:

> SQL queries can contain ? in other places such as literals.  Presumably use
> of SQL interface placeholders are determined by some level of parsing, else

The issue is that the ? is always handled at the client/language side of
the *DBC connection. And hence very hard to escape; Using the likes of %,
!, ~, $ |, ^, & is a lot safer as it is handled on the server side.

Dw
Received on Tuesday, 31 August 2004 11:50:11 GMT

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