In an earlier tip I discussed how indexes can speed up processing. It's only fair that I also talk about when indexes don't help. First: Because indexes don't always help but do always increase the ...

I have a simple (i think) question, but I'm being retarded today and can't remember the answer.<BR><BR>If I create an index on a table using two columns, but then only include 1 column in the Where ...

A SQL Server expert gives his take on the absolute, No. 1, very worst thing IT pros can do when it comes to indexing. Consultant, author and Microsoft MVP Denny Cherry travels the world helping ...

Oracle9i includes numerous data structures to improve the speed of Oracle SQL queries. Taking advantage of the low cost of disk storage, Oracle9i includes many new indexing algorithms that ...

Developers working with SQL Server often treat indexing as a DBA's domain--something happening "under the hood" that doesn't require much attention unless performance takes a hit. But ignoring the ...

One of the ways we measure applications is through performance. One of the metrics for application performance is user experience, which generally translates to “did the user need to wait longer than ...