Search Results for “index fragmentation”

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Chaining Agent Tasks For Alerting The Right Way

Step By Step When you think about setting up maintenance, a persistent fear is that tasks may step on each other. You probably don’t want backups and CHECKDB and statistics maintenance running at the same time as statistics maintenance (notice I didn’t say index maintenance, here, because you’re smart and you skip it?). You may…
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[Video] Office Hours 2017/4/5 (With Transcriptions)

This week, Erik, Tara, and Richie discuss altered tables and update statements, parameter sniffing issues, their issues with Azure, a resource for column store indexes, AlwaysON availability groups, killing sleeping connections, and fill factor value for indexes. Here’s the video on YouTube: You can register to attend next week’s Office Hours, or subscribe to our podcast to…
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[Video] Office Hours 2017/03/26 (With Transcriptions)

This week, Erik and Richie discuss truncating log files, reindexing, using sp_rename, query tuning, columnstore indexes, debugging parameter sniffing issues, query processing internals, and troubleshooting query performance issues. Here’s the video on YouTube: You can register to attend next week’s Office Hours, or subscribe to our podcast to listen on the go. Enjoy the Podcast? Don’t miss…
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[Video] Office Hours 2017/02/08 (With Transcriptions)

This week, Brent, Erik, Tara, and Richie discuss compatibility levels, SQL server SPN problems, Always On Availability Groups, failover clustering, capturing DML stuff, disc defragmentation, replication snapshots and reindexing, load testing, PowerShell, and whether you should pursue the path of a DBA. Here’s the video on YouTube: You can register to attend next week’s Office Hours, or…
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1.3 How to Think Like the Engine – Part 3 (46m)

When you pass in a query, how does SQL Server build the results? We’ll role play: Brent Ozar will be an end user sending in queries, and you’ll be the SQL Server engine. Using simple spreadsheets as your tables, you’ll learn how SQL Server builds execution plans, uses indexes, performs joins, and considers statistics. This…

You’ll need a membership to access this course. Check out my training classes.
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1.2 How to Think Like the Engine Part 2 (48m)

When you pass in a query, how does SQL Server build the results? We’ll role play: Brent Ozar will be an end user sending in queries, and you’ll be the SQL Server engine. Using simple spreadsheets as your tables, you’ll learn how SQL Server builds execution plans, uses indexes, performs joins, and considers statistics. This…

You’ll need a membership to access this course. Check out my training classes.
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1.2 How to Think Like the Engine Part 1 (23m)

When you pass in a query, how does SQL Server build the results? We’ll role play: Brent Ozar will be an end user sending in queries, and you’ll be the SQL Server engine. Using simple spreadsheets as your tables, you’ll learn how SQL Server builds execution plans, uses indexes, performs joins, and considers statistics. This…

You’ll need a membership to access this course. Check out my training classes.
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[Video] Office Hours 2016/12/21 (With Transcriptions)

This week, Erik and Richie discuss latency, partition tables, SOS_SCHEDULER_YIELD, alerts, nolock, and what people look for in Senior DBA. Here’s the video on YouTube: You can register to attend next week’s Office Hours, or subscribe to our podcast to listen on the go. Enjoy the Podcast? Don’t miss an episode, subscribe via iTunes, Stitcher or RSS.…
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[Video] Office Hours 2016/11/02 (With Transcriptions)

SQL Server, Videos
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This week, Brent, Richie, Tara, and Erik discuss vendor licensing, rebuilding indexes, analysis services, using trace flag 174, and the team’s PASS Summit impressions and highlights. Here’s the video on YouTube: You can register to attend next week’s Office Hours, or subscribe to our podcast to listen on the go. Enjoy the Podcast? Don’t miss an episode,…
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[Video] Office Hours 2016/10/19 (With Transcriptions)

This week, Brent (and only Brent) answers your questions about table partitioning, best practices for VMware configuration, rebuilding indexes, transitioning from physical SQL failover cluster to VMware or Hyper-V, database backups, security issues with cross-database chaining, and why you should never use vague adjectives when describing database sizes. Here’s the video on YouTube: You can…
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[Video] Office Hours 2016/09/21 (With Transcriptions)

This week, Brent, Richie, Tara, and Erik discuss enhancing queries, database corruption, availability groups, parameter sniffing, sending mail via SQL server, whether SQL 2016 is solid or not, other versions of SQL, physical servers vs virtual servers, and much more! Here’s the video on YouTube: You can register to attend next week’s Office Hours, or subscribe to…
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[Video] Office Hours 2016/09/14 (With Transcriptions)

This week, Brent, Richie, and Erik discuss execution plans for table value functions, how to prepare for the Senior DBA course, source control software, generating fragmentation, backups, and the new TV shows the team is looking forward to this season. Here’s the video on YouTube: You can register to attend next week’s Office Hours, or subscribe to…
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How To Fix Forwarded Records

Some of our clients have very high forwarded record counts and aren’t aware of it until they run sp_BlitzFirst and get an alert about high Forwarded Records per Second. Some of these clients are using Ola Hallengren‘s IndexOptimize stored procedure to maintain their indexes. This brought up a question of whether or not rebuilding a…
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[Video] Office Hours 2016/07/13 (With Transcriptions)

SQL Server, Videos
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This week, Erik, Tara, Jessica, Doug, and Angie discuss queries, installing multiple instances of SQL server on a Windows VM, using DENY Database rules, migrating databases to Amazon RDS, availability groups, using filtered indexes, and more! Here’s the video on YouTube: You can register to attend next week’s Office Hours, or subscribe to our podcast to listen…
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