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I have a question about a situation I may find myself in.
A database is many GB’s large but consists only of 1 column (an XML type column).
My question is about reporting on this type of column. Can I create an index based upon XML data (I assume not). Do I have any options or will I just have to accept that, due to the amount of data, using the XQuery may not be lightning fast?
As per Vikdor’s comments in the OP
http://msdn.microsoft.com/en-us/library/ms191497%28v=sql.100%29.aspx
XML indexes can be created on xml data type columns. They index all tags, values and paths over the XML instances in the column and benefit query performance. Your application may benefit from an XML index in the following situations