• To: "Xml-Dev" <xml-dev@l...>
• Subject: Re: XML Abstract Query anybody ?
• From: Gavin Thomas Nicol <gtn@r...>
• Date: Thu, 7 Feb 2002 12:02:18 -0500
• In-reply-to: <IEECIKNHLELOLJJFIEOOIEHCCBAA.raghavendra.ml@m...>
• Organization: Red Bridge Interactive, Inc.
• References: <IEECIKNHLELOLJJFIEOOIEHCCBAA.raghavendra.ml@m...>

On Thursday 07 February 2002 11:17 am, raghavendra.ml wrote:
> Hello,
>
> Has anybody peviously worked on making container independent XML
> abstract queries
> which translate eventually to container specific SQL queries or LDAP
> queries?

Yes. I did this and a corresponding JAVA class heirarchy.... the trick 
is to represent the AST and to have "compilers" to the back-end. 

You might  want to take a peek at XEXPR, which is likely useful for 
representing the actual syntax.... queries would be represented 
roughly as a set of combinators.

• References:
  • XML Abstract Query anybody ?
    • From: "raghavendra.ml" <raghavendra.ml@m...>

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