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Week 4 – Building the Corrupt Database

The following are the steps that I went through to create a more difficult Database Corruption Challenge for Week 4. Here is how I built the database, nothing fancy, however I did add an extra FILEGROUP called [UserObjects]. Notice, that

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Using the TSQL IIF Function

Here is a quick video tutorial on how to use the IIF function on SQL Server 2012, SQL Server 2014 0r newer. This was originally part of my free SQL query training for the 70-461 certification exam. Here is the sample

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CTE Data Paging in a Procedure

Day 15 of Common Table Expression Month (June) at SteveStedman.com, today we will be taking a look at data paging with CTE’s in a function. Yesterday we took a look at CTEs for Data Paging, today we will build on what

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Introduction to Recursive CTEs

Day 7 of Common Table Expression Month (June) at SteveStedman.com, today we will be taking a look at the introduction to recursive CTEs. These queries will be using that database that was set up in a previous posting on the CTE_DEMO

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T-SQL: A Simple Example Using a Cursor

For more information on cursors, also take a look at the free SQL query training provided by Steve Stedman. In SQL Server the cursor is a tool that is used to iterate over a result set, or to loop through each

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Recursive Scalar Function in T-SQL

In my Common Table Expressions presentation the topic of recursion often comes up, but for scalar functions in T-SQL, it might not be as common. This article has been written to show how a scalar function in SQL Server can

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SQL Server 2012 IIF Statement

SQL Server 2012 introduces the IIF statement. It is very similar to the IIF statement in MS Access. I have extracted the IIF part of my presentation on Whats new in SQL Server 2012, and turned it into a video

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TSQL Pivot Table

TSQL Pivot Table?  Whats that? Here is a quick sample of how to implement a pivot table in TSQL for SQL Server. The example below creates a database called pivot, you probably already have your own database to work in.

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TSQL Analytic Functions LEAD and LAG

SQL Server 2012 introduces 8 new analytic functions. This post will cover 2 of them LEAD and LAG, which can be used to reference a value in the row before or the row after the current row. If you have

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Big One Time Use Queries – Revisited

Just the same query that I posted months ago, but this time it is wrapped in a stored proc.  I use this one often enough that it is easier to just call the stored proc. Download the FindOneTimeUseQueries source code. TSQL example:

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