The Cascading (CROSS) APPLY

An old trick nowadays but one which is still underused here on SSC is the cascading CROSS APPLY – where output from one CROSS APPLY is used as input for another.

T-SQL Coding Style

When you write T-SQL code what kind of coding style do you use? Do you have a consistent way to comment and format your code? Does your organization provide standards for how you must code your T-SQL? Join Greg Larsen as he discusses some of the coding styles you should consider when writing your T-SQL scripts and stored procedures.

SQL JOINS

New and Basic Result-set Paging functionality in SQL 2012 Version.

Overview of 2 very important clauses added to SELECT statement in SQL2012 to allow paging on result sets.

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.