A Visual Explanation of SQL Joins
A few years ago I found a visual description of how SQL Joins works and a few days ago when a colleague asked for help with joins, I just had to look up the description again. So here’s a link to a...
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SQL Server 2008 and CLR Procedures – Simple Example
The general idea behind CLR procedures is that you can execute code from the SQL server. This is usefull when you reach the limits of what T-SQL can do without making your eyes bleed or as in my case...
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SQL 2008 and the Merge statement
I recently had the pleasure of playing around with the Merge statement which was introduced in SQL Server 2008 and I am pretty impressed by it. Although it dosen’t add any new functionality it makes...
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T-SQL Table Variable vs. Temporary Table
Most of the time you don’t gain very much performance from obsessing about details but instead from focusing on finding flaws in the general design.. Once in a while it’s still fun to obsess about the...
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T-SQL: Splitting strings into multiple rows
Functionality such as Split() is for the most of us something we take for granted in whatever programming language we are using. There is however no Split method in MSSQL. So when I was faced with the...
View ArticleStream Varbinary data to and from MSSQL using C#
I’ve been working on a simple file publishing web site that has come out in its first basic version: http://filepublicator.com/ This is actually the second version of the site. In the first version I...
View ArticleDrop All constraints on MSSQL table
This script generates code to drop all foreign and primary key constraints on a specified table. DECLARE @tableName AS NVARCHAR(MAX) = 'TableName' -- edit here ,@constraintName AS NVARCHAR(MAX) DECLARE...
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