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1 Designing Indexes for the WHERE Clause

It sounds easy at first: just look at the list of fields in the WHERE clause, and put them in the index keys. But what order should you put them in? There’s a common misconception that the most selective (or unique) fields should go first. For example, if you have a column with a million…

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It sounds easy at first: just look at the list of fields in the WHERE clause, and put them in the index keys. But what order should you put them in? There’s a common misconception that the most selective (or unique) fields should go first. For example, if you have a column with a million…

To access this incredible, amazing content, you gotta get Recorded Class Season Pass or Fundamentals of Index Tuning, or log in if you already shelled out the cash.