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C net code  tips to speed up sql query

C net code tips to speed up sql query






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    C net code  tips to speed up sql query C net code tips to speed up sql query Document Transcript

    • C Net Code: Tips to Speed up SQL Query C Net Code A blog about Microsoft Technology like ASP.NET,C#.NET,SQL Server, Ajax that majorly focus on code, tips ,tweaks and tricks. Home Contact Me Thursday, July 19, 2012 Search This Blog Go !!! Tips to Speed up SQL Query Translate Almost Every website data is stored in a database and served to visitors upon request. Databases are very fast, but there is lots of things that we need to enhance speed and make sure not to waste any server resources. In this article, I am suggesting you 10 tips to optimize and speed up your Sql query. Click to Feed hungry Fishes 1. Do not Select column that we do not need. A very common practice is to use Select * from tablename. Its better to select column which you need in output. 2. Avoid using Cursor , use while loop instead of Cursor. 3. Avoid using Sql statement in a loop.Its takes a lot of resource. 4.Use Join instead of Subqueries. Blog Archive SELECT a.id, (SELECT MAX(created) ▼ 2012 (15) FROM posts ▼ July (15) WHERE book_id = a.id) Send multiple parameters in jquery ajax in asp.net... AS latest_post FROM books a Alter Encrypted Stored Procedure Encrypted Stored Procedure However subqueries are useful, they often can be replaced by a join, which is definitely faster to execute. Whats New in ASP.NET 4.5 SELECT a.id, MAX(p.created) AS latest_post and Visual Web Developer... FROM books a UNION VS UNION ALL INNER JOIN posts p Stored Procedure and ON (a.id = p.book_id) Transactions GROUP BY a.id Send Asynchronous Email in Asp.net Unable to connect to Sql Server Tips to Speed up SQL Query 5. Use Union instead of OR Enable IIS 7.0 Compression Speeding Up Your Web Site 6. Use Set No Count On at the beginning of Stored procedure and Set No Count Off before ending of Stored procedure. Favicon Visual Studio Build error 7. Use indexing on Table. Create clustered or non-clustered index on those column which you require frequently in sql Unlimited Connection TimeOut query. in Asp.net and SQL How to set gzip/deflate 8.Do not Name Your Stored Procedures with ‘sp_’ at the start. compression in .net. 9. Normalize your tables. Follow by Email 10. Use schema name before your table name. like Select id from dbo.books.http://cnetcode.blogspot.com/2012/07/tips-to-speed-up-sql-query.html[08/29/2012 4:24:44 PM]
    • C Net Code: Tips to Speed up SQL Query Submit :)) About Me View my complete profile +1 Recommend this on Google Labels: optimization, Sql Server, Static Compression, tips No comments: Post a Comment Comment as: Select profile... Select profile... Publish Preview Links to this post Create a Link Newer Post Home Older Post Subscribe to: Post Comments (Atom) 1 user Hit Counter (RD). Powered by Blogger.http://cnetcode.blogspot.com/2012/07/tips-to-speed-up-sql-query.html[08/29/2012 4:24:44 PM]
    • C Net Code: Tips to Speed up SQL Queryhttp://cnetcode.blogspot.com/2012/07/tips-to-speed-up-sql-query.html[08/29/2012 4:24:44 PM]