Understanding Query Logging in SQL Server

Understanding Query Logging in SQL Server

Query logging is also known as query tracing. It happens when we capture the details of SQL queries executed on a Microsoft SQL Server instance. This data is commonly represented in the form of the query text and the user executing it at the time of execution, and other supplementary information necessary. Through this process, it is possible to perform a range of tasks like performance tuning, auditing, and troubleshooting....

Method to How to Enable SQL Server Query Logging?

Method 1: SQL Server Profiler...

Best Practices and Considerations

Be selective: Only the sources and the data required for your analysis should be kept and any extra load should be avoided to achieve maximum efficiency. Secure sensitive information: Guarantee that queries are not logged and no sensitive passwords or personally identifiable information (PII) are disclosed. Monitor performance impact: The query logging could potentially introduce some kind of overhead so it needs to be monitored in order to ensure the best instance performance of your SQL Server when logging is enabled. Regularly review logs: Monitor the query logs from time to time to detect performance problems, security breaches, or other weird situations....

Conclusion

SQL Server query logging must be done to get a clear picture of what is happening s the database, adjusting its performance and keep in safe. With the aid of the features like SQL Server Profiler and Extended Events, administrators have a capability to identify and further analyze the queries on their SQL Servers. Ensuring to follow always with the recommended practices and considering the many aspects, the organizations can take advantage of query logs to improve their database management performance....