Irozenberg 1347 (3/1/2013)
Elementary sub-query or EXISTS clause wouldRadically improve performance.
If you like fancy coding you could pass XML as
parameter and use XQUERY.
You should read the article about the splitter. It will blow the doors off an XML parser. You can find the article by following the link in my signature about splitting strings. The article is great but the ensuing discussion (although incredibly lengthy) is even better.
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Read the article at http://www.sqlservercentral.com/articles/Best+Practices/61537/ for best practices on asking questions.
Need to split a string? Try Jeff Modens splitter http://www.sqlservercentral.com/articles/Tally+Table/72993/.
Cross Tabs and Pivots, Part 1 – Converting Rows to Columns - http://www.sqlservercentral.com/articles/T-SQL/63681/
Cross Tabs and Pivots, Part 2 - Dynamic Cross Tabs - http://www.sqlservercentral.com/articles/Crosstab/65048/
Understanding and Using APPLY (Part 1) - http://www.sqlservercentral.com/articles/APPLY/69953/
Understanding and Using APPLY (Part 2) - http://www.sqlservercentral.com/articles/APPLY/69954/