Skip to main content

Much Ado About Indexes

  • Chapter
Healthy SQL
  • 1151 Accesses

Abstract

The keys to a healthy SQL Server are healthy indexes, and therefore I’ll cover indexes in this chapter. This chapter is an introduction to indexes and does not deep dive into index internals. Instead, the goal of this chapter is to provide you with some useful index analysis scripts and methods so you can understand how indexes affect the performance of your SQL Server. The primary things you need to look at in terms of having a healthy index strategy and therefore a high-performing SQL Server are as follows: missing indexes, too many indexes, duplicate indexes, and fragmented indexes. You’ll look at index usage statistics and how queries are affected, and I’ll discuss page splitting and fill factor. These are some of the highlights of this chapter:

This is a preview of subscription content, log in via an institution to check access.

Access this chapter

Chapter
USD 29.95
Price excludes VAT (USA)
  • Available as PDF
  • Read on any device
  • Instant download
  • Own it forever
eBook
USD 39.99
Price excludes VAT (USA)
  • Available as EPUB and PDF
  • Read on any device
  • Instant download
  • Own it forever
Softcover Book
USD 54.99
Price excludes VAT (USA)
  • Compact, lightweight edition
  • Dispatched in 3 to 5 business days
  • Free shipping worldwide - see info

Tax calculation will be finalised at checkout

Purchases are for personal use only

Institutional subscriptions

Author information

Authors and Affiliations

Authors

Rights and permissions

Reprints and permissions

Copyright information

© 2015 Robert Pearl

About this chapter

Cite this chapter

Pearl, R. (2015). Much Ado About Indexes. In: Healthy SQL. Apress, Berkeley, CA. https://doi.org/10.1007/978-1-4302-6772-0_4

Download citation

Publish with us

Policies and ethics