Disabled Indexes And Missing Index Recommendations

Brent Ozar asks (and answers) an interesting question:

Do Disabled Indexes Affect Missing Index Recommendations?

I’m so glad you asked! Let’s take a look.

Read on to learn if Betteridge’s law of headlines holds.

Related Posts

Naming Indexes

Monica Rathbun hits one of my hobby horses: As you can see from above, none of the names gave a complete indication of what the index encompassed. The first one did indicate it was a Non Clustered Index so that was good, but includes the date which to me is not needed. At least I knew […]

Read More

Fragmentation Can Affect Execution Plans

Jonathan Kehayias explains how index fragmentation can potentially affect execution plans: Index fragmentation removal and prevention has long been a part of normal database maintenance operations, not only in SQL Server, but across many platforms. Index fragmentation affects performance for a lot of reasons, and most people talk about the effects of random small blocks […]

Read More

Categories

December 2017
MTWTFSS
« Nov Jan »
 123
45678910
11121314151617
18192021222324
25262728293031