ISNUMERIC

A Simple Formula to Calculate the ISO Week Number

He admits it wasn't his idea but his head sure wishes it was. SQL Server MVP Jeff Moden explains a wonderful, super simple, very high performance formula that will calculate ISO Week Numbers. If you're "stuck" with SQL Server 2005 or less, you're going to like this a whole lot!

LEFT JOIN

TRY...CATCH

Low Profile Architecture

The goal of this article to show how to get unique transactions per client per month from the data set containing multiple transactions per client per month.

TSQL Pivot Rotations using only REPLACE

Pivoting SQL Server tables is always awkward, even with the PIVOT and UNPIVOT operators. If you want to get the job done without GROUP BY or PIVOT, here is a way to do it using only REPLACE.

Truncate Table

HASHBYTES: Is CHECKSUM really required?

When compared with HASHBYTES, CHECKSUM, has a number of drawbacks. Hence, a question that comes up is: Is Checksum really required? In this article, I attempt to answer that question.

Passing Tables as Parameters

Run SQL code on each database

You can use this to run a script/s on multiple databases