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 ...

Indexing is a critical part of database optimization. Indexing can dramatically increase query speed. However, DBAs still struggle with finding optimal indexes or optimal SQL plans. DBTA held a ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. This article dives into the happens-before ...

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 ...