This video is from our "SQL Server 2005 Database Administration" course
Visit the course home page for full details (such as the videos in the course, free videos for the course, and more)

Video: Pt. 5 - What Are 'Ghost Records'? What Happens Internally When You Delete a Row?

  • ·Skill level: 500 (Advanced)
  • ·Run Time: 5:00
  • ·Instructor: Scott Whigham

Description:

This is the fifth video of a section of 5 highly advanced and extensive videos about page splits. This incredible video houses a variety of some phenomenal information. There is some SQL Server advanced knowledge required to get the most out of this video. You can expect to see the following items within this video:
  • Reviewing Ghost Records
  • Introduction and definition of m_ghostRecCnt
  • Introduction and explanation of Housekeeping Threads
  • Real life examples of housekeeping threads
  • Limitations when deleting records before housekeeping threads remove GhostRecords
  • Definition and explanation of correct terminology when utilizing fn_dblog() function
Renowned trainer, Scott Whigham, has completed this video section maximizing your knowledge on page splits by utilizing his years of experience and training to teach us about ghost records. 100 percent of this video is dedicated to ghost records. If you have never heard of ghost records or are just looking to freshen your memory, this is the video for you. All skill levels can understand and follow this video and will be better off for having watched it. This is an excellent conclusion to a section of already absolutely fantastic videos.

NOTE: This description was written by one of our members, Wayne Leiser. Thanks, Wayne!

Download and watch this video

NOTE: You will need the TSCC codec installed to view video

Scott Whigham

Scott Whigham is the founder of LearnItFirst.com, one of the web's most extensive video training libraries focusing on technical training. Scott is also an experienced consultant, trainer, and author with more than a decade of hands-on experience working with SQL Server databases, writing and debugging applications using Visual Studio, and performance tuning. Scott designed the architecture (websites, class libraries, and database) for the LearnItFirst.com websites and, most re... (Scott's full bio can be found here)


NOTE: This video is part of our SQL Server 2005 Database Administration course.
This video is from Chapter 7: Architecture: System Databases, System Tables, and SQL Server Internals

Browse this course's videos now