Articles

External Article

Developing Low-Maintenance Databases

Alex Kuznetsov's team of developers are geared to doing rapid development of database applications in a busy corporate setting, yet take considerable time over meticulous database design, extensive constraints, automated tests, error logs, and defensive coding. Why? Because it cuts down on the subsequent need for maintenance.

2012-07-23

3,977 reads

Technical Article

SSIS Basics: Adding Data Flow to Your Package

Annette continues her popular series for SSIS beginners by showing how a data flow task can be used in a package to move data from a SQL Server database to an Excel file, and insert an additional column into the Excel file that’s based on derived data.

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2012-07-19

3,555 reads

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.

2012-07-18

2,729 reads

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String Similarity II

What is the range for the result from the EDIT_DISTANCE_SIMILARITY() function in SQL Server 2025?

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