Blog Archives

Deleting from a CTE with an EXISTS statement

During my 24 Hours of Pass presentation on Advanced CTE’s today I was asked the question about deleting from a CTE when it uses an EXISTS statement that queries another table. I figured I would create quick blog post to show

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24 Hours of PASS – Advanced CTE Presenation

Today I am presenting on Advanced Common Table Expressions as part of the 24 Hours of PASS conference. It is being webcast so check it out if you can. The outline for the presentation will be the following: Recursive Queries

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Advanced Common Table Expressions – 24 Hours of PASS

On Wednesday June 24th at 6:00pm pacific time or( 25 Jun 2015 01:00 GMT ) will be speaking at the 24HOP (24 Hours of Pass) conference which is broadcast online. I will be presenting on Advanced Common Table Expressions, and it is

Posted in CTE, CTE Book Tagged with: , , , , , ,

Upcoming Speaking Engagements

There is a lot happening right now, so I thought I would put together a brief overview of upcoming speaking engagements. May 13th – When Corruption Strikes (PASS DBA Virtual Chapter Meeting) May 16th – Exploring SQL Server Join Types –

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Weekly SQL Training – MERGE Statement and Recursive Queries

The free SQL Server Queries weekly training is being presented by Steve Stedman. The training is being presented by Aaron Buma and myself. This week we are covering two topics, first the MERGE statement will be covered by Aaron, then I

Posted in Classes, CTE, Query Certification Tagged with: ,

Using a Common Table Expression Instead of a Derived Table

Here is a short video that shows how to convert those ugly derived table (SubQuery) queries into a common table expression to help clean up your TSQL code. This applies to Common Table Expressions on Microsoft SQL Server, and the

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What is a Common Table Expression

I just a added a video to YouTube titled “What is a Common Table Expression”.  This video covers the extreme basics of what a CTE is on Microsoft SQL Server, and how to write that CTE in TSQL. Here is

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SQL Query Training – Next Week – Set Operators, Derived Tables and CTEs

The SQL Training was a lot of fun this week we covered Top, Ranking, NTILE, and Analytic functions in preparation for the Microsoft 70-461 exam. Next week Aaron Buma and I will be presenting Set Operators, Derived Tables and CTEs. The live

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Advanced CTEs Slides and Sample Queries

My second presentation at SQL Saturday in Portland Oregon is Advanced Common Table Expressions. Here is the outline for the session. 1. Hierarchical Recursive CTEs 2. Manipulating Data 3. Common Use Cases 4. CTE Performance Considerations Download the presentation and

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Introduction to CTEs Slides and Sample Queries

Today I am at SQL Saturday Portland Oregon, and at 9:00am I am presenting the Introduction To Common Table Expressions session: Here is the abstract: Have you ever wanted to create a recursive query, but didn’t see how to do

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SQL Server Performance Tuning

Need help with SQL Server Performance Tuning, contact Steve at Stedman Solutions, LLC for help, or take a look at the performance tuning page at the SteveStedman.com blog. We can help with tuning a single query or with figuring out why your SQL Server is running slow. Free 30 minute consultation.

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