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At 05:10 PM 2/25/2001 -0800, Steve Muench wrote: >| Existing practice seems like an RDBMS world in which SQL has nothing but a >| SELECT ... WHERE clause >| : >| What am I missing here? > >GROUP BY, HAVING, subselects in arbitrary places where >"tuple-lists" are expected", etc. XQuery can do GROUP BY and HAVING - see Use Case "R" in http://www.w3.org/TR/xmlquery-use-cases for examples of how to do this. >various SQL database vendors are pursuing a SQL/XML extension in the ANSI >committee >that may prove attractive to folks with a deep investment in SQL databases >or a SQL background who want to work with XML querying. It's still early >days for this SQLX effort, though, as is clear from the effort's fledgling >website at http://www.sqlx.org so there's not much yet to offer >information-wise >about what a SQLX standard might eventually look like, except the somewhat >obvious conclusion that it would be an extension of SQL. For what it's worth, some of the same people working on XQuery are working on SQLX. And we seem to like each other. Jonathan
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