Technical Article

Checksum Transformation

The Checksum Transformation computes a hash value, the checksum, across one or more columns, returning the result in the Checksum output column. The transformation provides functionality similar to the T-SQL CHECKSUM function, but is encapsulated within SQL Server Integration Services, for use within the pipeline without code or a SQL Server connection. As featured in The Microsoft Data Warehouse Toolkit by Joy Mundy and Warren Thornthwaite from the Kimbal Group.

SQLServerCentral Editorial

A Cool Job

Today's editorial was originally published on August 21, 2007. It is being re-run as Steve is traveling. What a cool job it must be to try and tune and get the most performance out of a system.

Blogs

ISACA AI Material/Exam Prep Discount (May 18 – June 30, 2026)

By

If you are considering any of the ISACA AI certs like the Advanced Artificial...

A Fabric solution can be very cost effective

By

Are you currently using Microsoft Fabric or considering migrating to it? If so, there...

Track SQL Server Configuration Changes Using the Error Log

By

Track SQL Server Configuration Changes Using the Error Log If you...

Read the latest Blogs

Forums

We Are Eating Our Own Seed Corn

By dbakevlar

Comments posted to this topic are about the item We Are Eating Our Own...

Before Using AI with Business Data, Read This

By rom_c99

Artificial intelligence tools are quickly becoming part of daily business operations, from document analysis...

Designing SQL Server ETL Pipelines That Don't Break at Scale

By SQL Expert

Comments posted to this topic are about the item Designing SQL Server ETL Pipelines...

Visit the forum

Question of the Day

Detecting Deadlocks Quickly

In the Database Engine, when a deadlock is detected, what does the detection interval shrink to (in time)?

See possible answers