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How use SQL Profiler in Entity Framework?

Posted on by Arif Clayton

How use SQL Profiler in Entity Framework?

To start using SQL Server Profiler open up SQL Server Management Studio. From the Tools menu select SQL Server Profiler. The SQL Server Profiler window should open up and prompt you to select a server to connect to. Select your server and press Connect.

How can I see the LINQ query in SQL Profiler?

You can use the Linq to SQL Debug Visualiser – http://weblogs.asp.net/scottgu/archive/2007/07/31/linq-to-sql-debug-visualizer.aspx and see it in your watch window. Or you can use DataContext. GetCommand(); to see the SQL before it executes. You can also look at the DataContext.

How do I trace SQL Profiler?

METHOD 1 – Use a SQL Template

  1. Determine what version of SQL Server you have and double-click the link below to download the zip file of SQL templates.
  2. Within SQL Profiler, click on File | New Trace.
  3. Click RUN to start the trace and the SQL Profiler window will open and the trace is now running.

How do I run SQL Profiler in Visual Studio?

To do so we’ll simply open the Performance Profiler in Visual Studio by clicking Debug > Performance Profiler or using the keyboard shortcut Alt + F2 and selecting the checkbox next to “Database” to enable the tool. For a more accurate profile, run your application in Release configuration instead of Debug.

What is Profiler in SQL Server?

Microsoft SQL Server Profiler is a graphical user interface to SQL Trace for monitoring an instance of the Database Engine or Analysis Services. You can capture and save data about each event to a file or table to analyze later. Monitoring the performance of SQL Server to tune workloads.

How do I run a Visual Studio Profiler?

Open the Performance Profiler by choosing Debug > Performance Profiler (or Alt + F2). For more information on using the CPU Usage or Memory usage tool in the Performance Profiler vs. the debugger-integrated tools, see Run profiling tools with or without the debugger.

How test LINQ query in SQL Server?

Use SQL profiler and see what SQL is fired by your code. You can try LinqPad too to run linq query against a DB. The sequence contains no elements….You can do this a few ways.

  1. Open SQL Profiler and watch the query being executed.
  2. Attach a TextWriter to the DataContext.
  3. Use LINQPad as the other answer suggested.

How do I view the SQL generated by the Entity Framework Core?

1. Debug View

  1. Breakpoint hit after the query.
  2. Click on the Text Visualizer Option here to see the SQL created by Entity Framework Core 5.
  3. Text Visualizer option showing the query generated by EF Core 5.
  4. Using the ToQueryString() method to write the query to the console.
  5. Output from the webserver showing the SQL.

How do I trace a query in SQL Server?

We can do the following using SQL Server Profiler

  1. Create a trace.
  2. Watch the trace results as the trace runs.
  3. Store the trace results in a table.
  4. Start, stop, pause, and modify the trace results as necessary.
  5. Replay the trace results.

How do I run SQL Profiler in SQL Server?

To open the SQL Profiler in SQL Server Management Studio:

  1. Click on Tools.
  2. Click on SQL Server Profiler.
  3. Connect to the server on which we need to perform profiling.
  4. On the Trace Properties window, under General tab, select the blank template.
  5. On the Events Selection tab, select Deadlock graph under Locks leaf.

How does SQL Profiler work?

It works by giving DBAs and developers a high-level view of the operation of a system. Users create traces to capture data and monitor errors and other problems. They then use the profiler to store, retrieve, and view the results of many traces graphically for purposes of troubleshooting and repair.

https://www.youtube.com/watch?v=5fLsrRAtTJA