SQL Server: Understanding and Using DBCC Commands

By Erin Stellato
This course will teach you which DBCC commands to use to enhance your production environment in SQL Server. You'll see demos of how to use DBCC commands, along with replacement Dynamic Management Objects, as well as scenarios for when to use them.
Play course overview
Course info
Rating
(49)
Level
Intermediate
Updated
Mar 30, 2016
Duration
2h 17m
Table of contents
Course Overview
Course Overview 2m
Introduction
Introduction and Responsibilities of a DBA 2m What This Course Covers 3m Course Structure and Module Summary 1m
Basic Commands
Introduction and What Are DBCC Commands? 2m DBCC Resources 2m Testing DBCC Commands 2m Undocumented Commands 2m DBCC HELP 2m DBCC TRACEON, DBCC TRACEOFF, and DBCC TRACESTATUS 3m Demo: Using Basic DBCC Commands 7m Takeaways and Module Summary 2m
Informational Commands
Introduction 1m DBCC SQLPERF 3m Demo: Using DBCC SQLPERF 7m DBCC SHOW_STATISTICS 2m Demo: Using DBCC SHOW_STATISTICS 6m DBCC USEROPTIONS 2m Additional Commands and DBCC OPENTRAN 2m DBCC INPUTBUFFER and DBCC OUTPUTBUFFER 1m DBCC PROCCACHE and DBCC SHOWCONTIG 2m Demo: Using DMOs Instead of DBCC 9m Takeaways and Module Summary 2m
Maintenance Commands
Introduction and DBCC DROPCLEANBUFFERS 3m DBCC FREEPROCCACHE 2m DBCC FREESYSTEMCACHE and FREESESSIONCACHE 2m DBCC FLUSHPROCINDB 1m Demo: Commands to Clear Buffer Pool and Procedure Cache 10m DBCC SHRINKDATABASE and DBCC SHRINKFILE 3m Demo: Effects of SHRINK Commands 8m DBCC UPDATEUSAGE and DBCC CLEANTABLE 3m Deprecated Commands, Takeaways, and Module Summary 3m
Validation Commands
Introduction 1m DBCC CHECKCONSTRAINTS 2m Demo: Using DBCC CHECKCONSTRAINTS 4m DBCC CHECKIDENT 2m Demo: Using DBCC CHECKIDENT 3m Takeaways and Module Summary 1m
Undocumented Commands
Introduction and DBCC LOGINFO 2m Demo: Using DBCC LOGINFO 5m DBCC IND, DBCC PAGE, and DBCC DBINFO 3m Demo: Exploring Internals with DBCC Commands 10m Takeaways and Module Summary 1m Where to Go Next and Course Summary 2m
Description
Course info
Rating
(49)
Level
Intermediate
Updated
Mar 30, 2016
Duration
2h 17m
Description

There are many DBCC commands available to database administrators and developers. Some are for the greater good; others can wreak havoc in a production environment.

In this course, SQL Server: Understanding and Using DBCC Commands, you'll explore DBCC commands that are useful and relevant, whether you're a DBA or a developer (this course is for SQL Server 2005 and up).

What you will learn in this SQL Server course:

  • First, you'll cover the most basic commands and the informational commands--when to use them and how, in order to minimize impact on the solution.
  • Next, you'll learn about the maintenance commands and how to recognize when a DBCC command has been superceded by a Dynamic Management Object, along with examples of how to use them.
  • Finally, you'll learn about undocumented DBCC commands and go through scenarios on when to use them.
By the time you're done with this SQL Server tutorial, you'll have a greater understanding of DBCC commands and you'll be able to use those commands to optimize your environment.
About the author
Erin Stellato
About the author

Erin Stellato is a Principal Consultant with SQLskills and a SQL Server MVP. She has worked as a SQL Server professional since 2003 and her interests include Internals, Performance Tuning, High Availability and Disaster Recovery. Erin is an active member of the SQL Server community as a presenter and blogger.

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