Yesterday we looked at a handful of queries that you can use with the sys.dm_exec_query_stats system view to return information about the activity on your instance of SQL Azure. Today we will talk about one way you can help yourself to improve performance for your SQL Azure instance: updating statistics. If you check the list … Read more
Yesterday we saw how to view the query plan for the statements hitting your SQL Azure instance. Looking at the statement and the plan itself is good, but it does not give you a complete picture for performance tuning. For that you will need some historical context. One way to get such context is to … Read more
Yesterday we saw how to use the sys.dm_exec_sql_text table function to return the statement text for the connections or requests that are hitting our instance of SQL Azure. Today we take a step further along that path by examining the use of the sys.dm_exec_query_plan function. Unlike the sys.dm_exec_sql_text function (which can take either a SQL … Read more
Yesterday we were looking at how to find all the current requests that were hitting your SQL Azure instance. We can take the information returned by that system view and use it with a CROSS APPLY to the sys.dm_exec_sql_text table function. You can input either a SQL handle or a plan handle, and you can get … Read more
Yesterday we looked at how to view the current connections to your instance of SQL Azure. Today we will look at how to see the current requests by examining the sys.dm_exec_requests system view. The following statement will return all current requests that are running against your SQL Azure instance: SELECT * FROM sys.dm_exec_requests Running that … Read more
Yesterday we talked about how you can view the currently connected sessions to your SQL Azure instance. Doing so allowed for us to view the background sessions that were currently running tasks against our instance. Today we will look at the current connections and the sys.dm_exec_connections system view. You can see all the current connections … Read more
