Wednesday, 22 July 2015

Testing for null in case statement sql server

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SQL Server: IN Condition


  http://www.techonthenet.com/sql_server/in.php
Description The SQL Server (Transact-SQL) IN condition is used to help reduce the need to use multiple OR conditions in a SELECT, INSERT, UPDATE, or DELETE statement

SQL Server Forums - Default NULL for INT data types


  http://www.sqlteam.com/forums/topic.asp?TOPIC_ID=32182
If a parameter isn't specified by the User in the INPUT field of a FORM, then you've got to be VERY careful to explicitly pass NULL in the parameter list. Since the integer data types are defaulting to 0, I'm now following Stoad's advise and have just added an IF statement to evaluate each integer parameter before the UPDATE in the SPROC

Geeks With Blogs


  http://geekswithblogs.net/DevJef/archive/2011/09/28/quick-performance-test-in-sql-server.aspx
In most cases, network latency, SQL Server hardware and workstation performance are also included in this result (time to create result set, and time needed to send across the internet or internal network)

Unit Testing with SQL Server - SQLServerCentral


  http://www.sqlservercentral.com/articles/Unit+Testing/123900/
First Scenario: Put a Stored Procedure Under a Set of Unit Tests The stored procedure called SearchUsers searches for users in a table using multiple filters. What Is Unit Testing In computer programming, unit testing is a software testing method by which individual units are tested to determine if they are fit for use

  http://sqlmag.com/t-sql/getting-started-test-driven-design-sql-server
For most languages outside of the SQL world, you would use a framework that follows the xUnit pattern, such as NUnit for .NET languages and JUnit for Java. To help with the development of well-designed tests, most of these frameworks have the following features: They organize tests in groups or folders, letting you keep related tests close together

Mimicking null-safe equal to operator in SQL Server - CodeProject


  http://www.codeproject.com/Articles/257019/Mimicking-Null-safe-equal-to-operator-in-Sql-Serve
If you have a bit field that sometimes gets set to NULL by shoddy programming standards on the part of your web programmers, and you want to assume that NULL means false on that basis, then fix the problem at source. For example if user sometimes defines a search criteria for column1 and sometimes for both column1 and column2 and the criteria can hold a value or be null

  http://blog.sqlauthority.com/2013/11/04/sql-server-implementing-if-then-in-sql-server-with-case-statements/
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  http://blog.sqlauthority.com/2007/07/17/sql-server-case-statement-in-order-by-clause-order-by-using-variable/
And it take around 3-4 second to load records But if i put fixed order by with direction then it will not 1 second so can you please help me to optimize my query. Fill in your details below or click an icon to log in: Email (required) (Address never made public) Name (required) Website You are commenting using your WordPress.com account

MS SQL Server :: How To Use Case Or If Statement In Inner Join ?


  http://www.bigresource.com/MS_SQL-How-to-use-Case-or-If-statement-in-Inner-Join--e9DHKCgV.html
I tried to write a left join from my transaction table to my primary tables to look for transaction records that have no corresponding records in the primary tables

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