• Performance

    How to find slow running T SQL query

    Top 10 ways to find slow running T SQL query Followings are ways to identity and capture the slow running queries in SQL server database.   1.Use common activity monitor and task manager to get some overview Right click the instance – Activity monitor 2.Use DMVs Use Glenn Berry’s DMV pack https://www.sqlskills.com/blogs/glenn/category/dmv-queries/ 3.Check wait stats Use Paul Randal’s DMV  https://www.sqlskills.com/blogs/paul/wait-statistics-or-please-tell-me-where-it-hurts/ 4.Use Whoisactive Use Adam Machanic’s script https://www.sqlserverblogforum.com/dba/whoisactive-capturing-a-sql-server-queries-performance-tuning/ 5.Use SP_BiltZ Use Brent Ozar’s script https://www.brentozar.com/blitz/ 6.Use server side trace https://www.sqlserverblogforum.com/dba/how-to-use-server-side-trace-to-capture-running-query-t-sql/ 7.Use extended events https://blog.sqlauthority.com/2010/03/29/sql-server-introduction-to-extended-events-finding-long-running-queries/ 8.Use actual execution plan, if you have query In SSMS, check mark the actual execution plan and run the query to tune further. 9.Use query store, if…