Query runs very slow due to FOR XML PATH usage

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Query runs very slow due to FOR XML PATH usage

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adrian.facio SSCrazy Points: 2406 More actions · Answer 1

The lack of that index is producing two table scans that are consuming 64 % of execution time.

ChrisM@Work SSC Guru Points: 186127 More actions · Answer 2

Hi Paul

4 minutes down to 20 seconds is reasonable. Can you post the actual plan with the new indexes in place please? Let's see if there's more room for improvement.

^{“Write the query the simplest way. If through testing it becomes clear that the performance is inadequate, consider alternative query forms.” - Gail Shaw}

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