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What are extended events?
Extended events is a lightweight performance monitoring system that enables users to collect data needed to monitor and troubleshoot problems in SQL Server.
What is an extended event target?
An Extended events target is the destination for all of the information that is captured by Extended Events sessions. You can rely on couple of different targets such as event counter, event file, event tracing for Windows (ETW), ring buffer, event pairing, and histogram.
What is SQL auditing?
Auditing an instance of the SQL Server Database Engine or an individual database involves tracking and logging events that occur on the Database Engine. SQL Server Audit provides the tools and processes you must have to enable, store, and view audits on various server and database objects.
How do you read extended events?
This can be found by expanding the “Management” node with Object Explorer. You then expand “Extended Events” followed by “Sessions” which will give you a list of your sessions. After right-clicking on the session you want to view you can then select “Watch Live Data” as shown below.
What are the Extended Events packages?
An Extended Event package is simply a container for the objects used by Extended Events. It contains all the metadata for the objects that exist within Extended Events. When creating an Extended Events session you can use objects from one or more packages and there are many different packages available.
What is MySQL event scheduler?
What is MySql Event Scheduler? MySQL Events are tasks that execute on a specified time and can be scheduled hence also knowns as Scheduled events. Scheduler events are set off one or more than one SQL statement that executes on single or multiple times at specified intervals.
What auditing means?
Definition: Audit is the examination or inspection of various books of accounts by an auditor followed by physical checking of inventory to make sure that all departments are following documented system of recording transactions. It is done to ascertain the accuracy of financial statements provided by the organisation.
Is SQL Server profiler lightweight than extended events?
Light weight and uses very little system resources. Running profiler on the SQL Server will itself creates performance issues as it uses more system resource. Even SQL Trace uses more resource compared to XEvents. In SQL server 2017 Extended Event Session creation wizard, I could see 669 events.
How does an event scheduler work?
Scheduler events are set off one or more than one SQL statement that executes on single or multiple times at specified intervals. It works like a windows scheduler. It is mainly used for cleaning logs or generate complex reports during off-peak time.