Tag: optimize

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SQL Server 2012 Profiler Optimization Tips

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SQL Server 2012 Profiler Optimization Tips SQL Server 2012 Profiler is a graphical user interface for monitoring an instance of the Database Engine or Analysis Services. SQL Server Profiler allows to capture and save data about each event to a file or table to analyze later. In this article, you can find some tips to performance tune and optimize SQL...

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Tips for using ASP.NET with SQL Server 2012

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Tips for using ASP.NET with SQL Server 2012 Try to avoid using ADO methods to access SQL Server data in your ASP. Use SQL Server 2012 stored procedures instead of ADO methods. By doing so, you can reduce network traffic and boost overall ASP.NET performance. If you use ADO to access SQL Server data in your ASP.NET, try to avoid...

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Tips for using SQL Server 2012 Query Hints

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Tips for using SQL Server 2012 Query Hints If your query is very slow, try the following before using query hints: – rebuild indexes used in the query (or defragment them using DBCC INDEXDEFRAG), – update statistics on the relevant tables, – consider creating new indexes for this query, – rewrite your query to provide better execution plan. Use the...

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Tips for using Very Large Databases in SQL Server 2012

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Tips for using Very Large Databases in SQL Server 2012 Use distributed partitioned views to partition tables horizontally across multiple servers. By using distributed partitioned views you can greatly improve the very large database performance. Turn off the "automatically grow file" and "auto shrink" options for your very large database. Autogrowing and autoshrinking result in some performance degradation, therefore you...

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SQL Server 2012 Linked Servers Optimization Tips

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SQL Server 2012 Linked Servers Optimization Tips Try to avoid the ad hoc queries that use the OPENROWSET or the OPENDATASOURCE functions to access remote data. Create a linked server and perform a linked server’s query instead of using an ad hoc query with OPENROWSET or OPENDATASOURCE functions. Using the linked server’s queries to access remote data is more efficient...

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Tips for using SQL Server 2012 User-Defined Functions

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Tips for using SQL Server 2012 User-Defined Functions If you want to invoke a stored procedure directly from a query and this stored procedure returns a scalar value, consider replacing a stored procedure with a scalar user-defined function. A stored procedure cannot be invoked from the SELECT statement, but if you need to invoke some code inside the query, try...

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Tips for using SQL Server 2012 Join Hints

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Tips for using SQL Server 2012 Join Hints If you want to set any join hints, do not remember to test the query with hint and without the hint and compare results. Because SQL Server 2012 query optimizer usually proposes the best execution plan, you should test the query with join hint and use this hint only when it provides...

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Tips for using SQL Server 2012 Snapshot Replication

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Tips for using SQL Server 2012 Snapshot Replication SQL Server 2012 introduces AlwaysOn Availability Groups. This is a high-availability and disaster-recovery solution that provides an enterprise-level alternative to database mirroring. AlwaysOn Availability Groups maximizes the availability of a set of user databases for an enterprise and supports a failover environment for a discrete set of user databases, known as availability...

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Tips for using SQL Server 2012 stored procedures

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Tips for using SQL Server 2012 stored procedures Include the SET NOCOUNT ON statement into your stored procedures. This can reduce network traffic, because your client will not receive the message indicating the number of rows affected by a Transact-SQL statement. Try to avoid using temporary tables and DDL (Data Definition Language) statements inside your stored procedure. Using temporary tables...

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SQL Server 2012 Full-Text Search Optimization Tips

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SQL Server 2012 Full-Text Search Optimization Tips Consider using the new custom NEAR option of the CONTAINS predicate or CONTAINSTABLE function. SQL Server 2012 introduces new custom NEAR option of the CONTAINS predicate or CONTAINSTABLE function. By using the custom NEAR option you can do the following: – optionally specify the maximum number of non-search terms that separate the first...

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