With SQL Server 2016, Microsoft is installing SQL Server Telemetry or CEIP (Customer Experience Improvement Program) Services by default. It sends feature usage info back to Microsoft. You cannot skip the installation of these services. I find most of the DBAs even don’t aware that they have installed the service on their host. In case, […]
Adding File to Database in AlwaysOn Availability Group
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When a database is part of AlwaysOn Availability Group, it means whatever commands we are executing on Primary replica database, those commons will also be sent to all the Secondary replicas database via log records. So, If you are adding a database file – data or log to the Primary Replica, the add file command will […]
Save the Connection String Parameters in SSMS – AlwaysOn
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In the SQL Server AlwaysOn setup, whenever you are using a listener to connect to a secondary node, you have to provide additional connection parameters like ApplicationIntent=ReadOnly so that you can connect the secondary node. If you have to connect many times in a day to the secondary node, keying the additional connection parameters becomes […]
AlwaysOn_health Extended Event Session
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The AlwaysOn_health XEvent session is installed by SQL Server by default, and started by the Create Availability Group wizard when a new availability group is created. AlwaysOn_health Extended Event Session The xEvent session collects events triggered by events directly affecting AlwaysOn availability group like; AlwaysOn errors AlwaysOn state transitions AlwaysOn DDL executed to create, drop, […]
AlwaysOn Dashboard uses System Policies
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The AlwaysOn Dashboard is an excellent tool in SQL Server Management Studio that allows you to monitor Replica status, Availability Group status, and Database status. But, if you are wondering what the Dashboard uses internally to monitor the AlwaysOn health, so here is the answer – It utilizes system policies for monitoring AlwaysOn health. Policy […]
Why Availability Databases Are Not Synchronizing?
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If you are working on SQL Server Availability Group Databases, you may have seen that Availability Group is online but at-least one availability database at the primary or the secondary is not synchronizing. In the blog, we are going to explore how to find what has interrupted synchronization between availability databases on the primary and a […]
Schedule an Extended Event to run at a Specific Time
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When you are using the extended event to capture some data for troubleshooting purpose, you may want to start or stop it at a specific time. Unfortunately, the Extended Event feature doesn’t provide you the option to schedule it. But, it can easily be accomplished by using “ALTER EVENT SESSION” T-SQL code and SQL Server […]
Identify Oldest Active Transaction with DBCC OPENTRAN
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The DBCC OPENTRAN command gives you the information you need by displaying information about the oldest active transaction and the oldest distributed and nondistributed replicated transactions within the specified database. You can run this against any database and it gives very useful information very quickly. /*Select the database where you want to check open transactions*/ use History […]
Enable SQLCMD Mode in SQL Server Management Studio
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SQLCMD mode in SSMS allows you to use the command line tool within SSMS. Using this feature of the SSMS, you don’t have to connect SQLCMD using the command prompt. It is really very helpful and less distracting when you want to connect with multiple SQL Server instances. You can follow the below steps to […]
SQL Server Stress Testing Using OStress – RML Utilities
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As a DBA, implementing a new database consists of a variety of aspects like correct table structure, tuning the stored procedures, creating right indexes, and many more. But all of these items, the stress testing and performance benchmarking play one of the most crucial roles. There are many tools available for stress testing, but they can […]