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BLKS_GETS_PER_ACCESS Index Rebuild Criteria ? (Twisted Logic)

A recent question on the database OTN forum and a previous request by Charles Hooper that I cover some basic indexing concepts for newbie’s who might be confused by “dubious” information out there in...

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DEL_LF_ROWS Index Rebuild Criteria ? (Codex)

In the same article and book where the erroneous claims regarding the BLKS_GETS_PER_ACCESS were made, we also find the following recommendation:   “Another rebuild condition would be cases where...

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Rebuilding Indexes and the Clustering Factor Solution (Move On)

Excellent !! This quiz created quite a bit of debate and it was nice to sit back and read some interesting discussions. The Clustering Factor is basically the measurement of how well aligned the data...

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Curious Case Of The Ever Increasing Index Quiz (She’ll Drive The Big Car)

I received an email recently that had a nice example of what can potentially go wrong with an index. Let’s first create a simple table with a unique index and populate it with 200,000 rows (following...

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Curious Case Of The Ever Increasing Index Solution (A Big Hurt)

Based on the excellent comments in the Quiz post, we have some clever cookies out there I guess the first thing to point out is that based in the basic scenario provided, the index shouldn’t ordinarily...

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