SQL-Performance | Varinder Sandhu https://varindersandhu.in Keep it Simple and Smart Tue, 14 May 2013 11:18:23 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.3 https://varindersandhu.in/wp-content/uploads/2020/05/varindersandhu_favicon.ico SQL-Performance | Varinder Sandhu https://varindersandhu.in 32 32 22788835 SQL Server – Last Execution Date/Time of a Stored Procedure https://varindersandhu.in/2012/04/19/sql-server-last-execution-datetime-of-a-stored-procedure/ Thu, 19 Apr 2012 14:44:16 +0000 http://www.varindersandhu.in/?p=2341 If you want to get the  Last Execution Date/Time of a Stored Procedure then here is solution. Sys.dm_exec_procedure_stats it’s a system dynamic view that returns aggregate performance statistics for cached stored procedures. This view has been introduced from SQL Server 2008. The view returns one row for each cached stored

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]]> 2341 SQL Server – Stop/Close a Server-Side Trace https://varindersandhu.in/2011/11/11/sql-server-stop-close-a-server-side-trace/ Fri, 11 Nov 2011 07:40:22 +0000 http://www.varindersandhu.in/?p=1961 This function “sp_trace_setstatus” modifies the current state of the specified trace. Syntax sp_trace_setstatus [ @traceid = ] trace_id , [ @status = ] status Example --See the Ruuning trace SELECT * FROM ::fn_trace_getinfo(NULL) -- Stop thr Running Trace EXEC sp_trace_setstatus @traceid = 1 , @status = 0 -- Delete the

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]]> 1961 SQL Server – System Trace Functions https://varindersandhu.in/2011/11/10/sql-server-system-trace-functions/ Thu, 10 Nov 2011 11:31:10 +0000 http://www.varindersandhu.in/?p=1951 SQL Server provides the following system trace functions that are useful if you are working with trace. fn_trace_getinfo fn_trace_gettable fn_trace_getfilterinfo fn_trace_geteventinfo fn_trace_getinfo This function returns the information of a specified trace or all running traces. Syntax fn_trace_getinfo ( { trace_id | NULL | 0 | DEFAULT } ) Example See

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]]> 1951 SQL Server – Find the expensive queries with Server Side Trace https://varindersandhu.in/2011/11/10/sql-server-find-the-expensive-queries-with-server-side-trace/ https://varindersandhu.in/2011/11/10/sql-server-find-the-expensive-queries-with-server-side-trace/#comments Thu, 10 Nov 2011 07:32:44 +0000 http://www.varindersandhu.in/?p=1938 With the help of this post sharing with you the procedure to find the expensive queries with Server Side trace. First we see how to create a server side trace script. Run the Profiler Trace as mentioned here Go to the File >> Export >> Script Trace Definition >> For

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]]> https://varindersandhu.in/2011/11/10/sql-server-find-the-expensive-queries-with-server-side-trace/feed/ 1 1938 SQL Server – Steps to create the Profiler Trace https://varindersandhu.in/2011/11/08/sql-server-steps-to-create-the-profiler-trace/ https://varindersandhu.in/2011/11/08/sql-server-steps-to-create-the-profiler-trace/#comments Tue, 08 Nov 2011 10:54:56 +0000 http://www.varindersandhu.in/?p=1925 With the help of this post sharing with you the steps to create the Profiler Trace. Open the SQL Server Management Studio >> Go to Tools >> SQL Server Profiler It is mandatory for the user to have system admin rights to start the profiler. Once the profiler is started

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]]> https://varindersandhu.in/2011/11/08/sql-server-steps-to-create-the-profiler-trace/feed/ 1 1925 SQL Server – Profiler Trace Vs Server Side Trace https://varindersandhu.in/2011/11/07/sql-server-profiler-trace-vs-server-side-trace/ Mon, 07 Nov 2011 05:07:02 +0000 http://www.varindersandhu.in/?p=1917 Profiler Trace Profiler Trace using the standard default template supplied by SQL Server with SQL Profiler. SQL Profiler running on a client machine and it is connected to the SQL Server instance over the network. Server Side Trace The Script is used to create Server Side Trace. You can generate for

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]]> 1917 SQL Server – File stats using Fn_virtualfilestats https://varindersandhu.in/2011/11/03/sql-server-file-stats-using-fn_virtualfilestats/ Thu, 03 Nov 2011 12:35:34 +0000 http://www.varindersandhu.in/?p=1903 Fn_virtualfilestats() is in-build function in the SQL Server and really useful for understanding the amount of I/O within individual files on your SQL Server system. It returns I/O statistics for database files, including log files. Syntax fn_virtualfilestats ( { database_id | NULL } , { file_id | NULL } )

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]]> 1903 SQL Server – Reset or Clear the Wait Stats counter https://varindersandhu.in/2011/11/03/sql-server-reset-or-clear-the-wait-stats-counter/ Thu, 03 Nov 2011 07:39:22 +0000 http://www.varindersandhu.in/?p=1892 We can find the wait stats as posted here We can Reset or clear the wait stats using -- Reset or clear the wait stats counter DBCC SQLPERF (waitstats, clear) Hope this will help you.

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]]> 1892 SQL Server – Capture the Wait Stats to table for analysis https://varindersandhu.in/2011/11/02/sql-server-capture-the-wait-stats-to-table-for-analysis/ https://varindersandhu.in/2011/11/02/sql-server-capture-the-wait-stats-to-table-for-analysis/#comments Wed, 02 Nov 2011 12:07:24 +0000 http://www.varindersandhu.in/?p=1881 We can find the SQL Server wait stats by using DBCC SQLPERF (waitstats)   Now we need to capture all these wait stats to table for analysis --Create a temp table for waitstats CREATE TABLE #waitstats ( wait_type VARCHAR(500), Request REAL, wait_time REAL, signal_wait_time REAL ) -- Insert the waitstats

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