Normalization jokes are funny because they are true. Here are the classics in my own words, and the first three normal forms they poke fun at.
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SQL SERVER – LEN and DATALENGTH of NULL Simple Example
A common mistake is checking LEN(@var) = 0 for a NULL value. LEN and DATALENGTH of NULL both return NULL, not zero, as this simple example shows.
SQL SERVER – Cannot Resolve Collation Conflict For Equal to Operation
Cannot resolve collation conflict for equal to operation. In MS SQL SERVER, the collation can be set at the column level.
SQL SERVER – 2005 T-SQL Paging Query Technique Comparison (OVER and ROW_NUMBER()) – CTE vs. Derived Table
Paging in SQL Server 2005 with ROW_NUMBER: CTE vs. derived table. I compare both methods and show they give the same performance for common queries.
SQL SERVER – Retrieve – Select Only Date Part From DateTime – Best Practice
The best way to select only the date part from a DATETIME value: my team member’s DATEADD and DATEDIFF method, and the CONVERT style 111 method I prefer.
SQL SERVER – Fix : Error : An error has occurred while establishing a connect to the server. Solution with Images.
An error has occurred while establishing a connection to the server, also known as Error 40, is the top error searched on my blog. Here is the fix in screenshots.
SQL SERVER – Fix : Error : Msg 9514 Xml data type is not supported in distributed queries. Remote object ‘OPENROWSET’ has xml column(s)
Msg 9514 means a distributed query touched an XML column. Why the type cannot cross a linked server, and four ways to get the data across anyway.
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