A database transaction log is expanding, even though the DBA is running log backups and doesn’t see an open transaction? What’s going on with this Availability Group?
A few episodes ago, I talked about how learning about Write Ahead Logging was a light bulb moment for me, and helped me learn tons of concepts about backups and recovery.
This week, we talk about when SQL Server turns things upside down and doesn’t use write ahead logging: and what it has to do for recovery in these special cases.
When you migrate a database, it can be useful to prove that you moved all the data and didn’t miss any transactions. Learn how to use a tail log backup in a migration scenario.
Learn what a Stack Dump is in SQL Server and watch a demo where I cause a stack dump against a test SQL Server instance under load. Learn how to find information about stack dumps on your SQL Server, and how to escalate them when required.
When you’re a Junior DBA, it’s really hard to take in all the information out there.
Learn about write ahead logging: the concept that can help you make sense of recovery models and backup strategies in SQL Server. This is a foundational concept that helps you understand how SQL Server works.
Will cloud services render DBAs obsolete? Does the cloud mean that developers will use less of SQL Server? In this post I talk about the future of database administration and give tips on strategizing your career.
This week’s ‘Dear SQL DBA’ question gets us down to the essentials: how to I tell if a transaction is hanging?
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