Monday , December 11 2017

ISNULL() Vs NULLIF() in sqlserver

isnull-vs-nullif

In this article I will explain the differences between the ISNULL() and NULLIF() functions in SQL Server 2012. ISNULL() Function The ISNULL() function is used to replace NULL with the specified replacement value. This function contains only two arguments. Syntax ISNULL (check_exp, change_value) Example 1 : Select ISNULL(null,15) ‘ISNULL VALUE’ output: 15 …

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How to Use Remote Validation in MVC

Remote Validation

Remote Validation Attribute allows us to validate properties values with server callback using AJAX. Remote Validation Attribute is available in System.Web.MVC. Let an Example User wants to fill details in Registration Page . It contains Fields like UserId, Password, EmailId, Qualification, Mobile Number, Mean while to check whether UserId is …

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AdventureWorks Database collection (2014,2012,2008,2005)

AdventureWorks Database

The AdventureWorks database is a fictitious company database that has existed since SQL Server 2005 as a means to show new functionality in each new version released. Because the Books Online TSQL samples leverage this sample database, AdventureWorks has become a vital aspect of learning new features/constructs within SQL Server. …

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what is Trigger and Types of Triggers in SQL Server

TYPESOFTRIGGERS

Triggers in Sql Server:- A trigger is a special kind of stored procedure that automatically executes when an event occurs in the database server.A trigger is executed implicitly whenever the triggering event happens, which performs their own operation when user performs any INSERT, UPDATE, DELETE operations on a specific table. …

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5 Tips for a Smooth SSIS Upgrade to SQL Server 2012

5-tips-for-a-smooth-ssis-upgrade-to-sql-server-2012

SSIS Upgrade Microsoft SQL Server 2012 Integration Services (SSIS) provides significant improvements in both the developer and administration experience. This article provides tips that can help to make the SSIS Upgrade to Microsoft SQL Server 2012 Integration Services successful. The tips address editing package configurations and specifically connection strings, converting …

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Union vs Union All in Sql Server

Union vs Union All in Sql Server: UNION The UNION command is used to select related information from two tables, much like the JOIN command. However, when using the UNION command all selected columns need to be of the same data type. With UNION, only distinct values are selected. in …

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View All Databases Information In SqlServer

Sp_helpdb

 View All Databases Information In SqlServer: There are different ways of listing all databases within an instance of SQL Server. 1.Sp_helpdb : Reports information about a specified database or all databases. Example 1: exec Sp_helpdb Output: Example 2: exec Sp_helpdb ‘Construction’ 2. sp_databases  : Reports all databases Names and Sizes Example: EXEC sp_databases  …

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DBCC SQLPERF (Transact-SQL)

DBCC SQLPERF (Transact-SQL): To increase sql Performance always we need to keep an eye on log File size. DBCC SQLPERF command will get size information about the transaction logs for all databases , so this command will useful in helping to monitor the growth of your transaction logs. Syntax: DBCC SQLPERF( logspace) …

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