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How use SQL Profiler for performance tuning?

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How use SQL Profiler for performance tuning?

  1. Background.
  2. Steps.
  3. Step 1: Generate a TRACE/LOAD file for selected database.
  4. Step 2: Put that LOAD file to Database Tuning Wizard.
  5. Step 3: Check the suggestions/definition made by Tuning wizard.
  6. Step 4: Implement those in the Database tables.
  7. Conclusion:

What is profiling in SQL?

An SQL server profiler is a tool for tracing, recreating, and troubleshooting problems in MS SQL Server, Microsoft’s Relational Database Management System (RDBMS). The profiler lets developers and Database Administrators (DBAs) create and handle traces and replay and analyze trace results.

Which of the following database design features is most important to SQL performance?

Answer B: The degree of normalization in the database design is critical to SQL performance.

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How do I select a database in SQL Profiler?

5 Answers. Under Trace properties > Events Selection tab > select show all columns. Now under column filters, you should see the database name. Enter the database name for the Like section and you should see traces only for that database.

How do I find SQL query in SQL Profiler?

Once in SQL Server Profiler, start a new trace by going to File > New Trace… The “Connect to Server” dialog opens, where you select your SQL Server instance. Then click on Connect.

How do you query profiling?

Profiling SQL Queries

  1. On the Start page, click Query Profiler. A new SQL document window opens.
  2. In the text editor, type the following script: SELECT * FROM AdventureWorks2012. Person. Person WHERE FirstName = ‘Robin’
  3. Click Execute. The Plan Diagram window opens.

What are different types of indexes in SQL?

There are two types of Indexes in SQL Server:

  • Clustered Index.
  • Non-Clustered Index.
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What are the basic steps of query optimizer?

Query optimization involves three steps, namely query tree generation, plan generation, and query plan code generation. A query tree is a tree data structure representing a relational algebra expression.

What is SQL Server performance?

SQL Server performance tuning is the process of ensuring that the SQL statements issued by an application run in the fastest possible time. In other words, tuning SQL statements is finding and taking the fastest route to answer your query, just like discovering the fastest route to your home after work.