Comments on: SQL SERVER – Query Optimization – Remove Bookmark Lookup – Remove RID Lookup – Remove Key Lookup – Part 3

By: Randhir Singh

Randhir Singh — Mon, 01 Nov 2010 06:58:29 +0000

Thanks Pinal for great article.

Thu, 13 May 2010 01:31:16 +0000

[...] SQL SERVER – Query Optimization – Remove Bookmark Lookup – Remove RID Lookup – Remove Key Lo… [...]

Raj — Sun, 22 Nov 2009 04:45:45 +0000

Hi Pinal,

Just a small update.

If your non clustered index is unique, then the clustered indexed columns are NOT included at non leaf levels.

For non unique non clustered index, what you say holds good.

Regards,
S.V.Nagaraj