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Microsoft SQL Server 2012 Integration Services: An Expert Cookbook

You're reading from   Microsoft SQL Server 2012 Integration Services: An Expert Cookbook Over 80 expert recipes to design, create, and deploy SSIS packages with this book and ebook

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Product type Paperback
Published in May 2012
Publisher Packt
ISBN-13 9781849685245
Length 564 pages
Edition 1st Edition
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Table of Contents (23) Chapters Close

Microsoft SQL Server 2012 Integration Services: An Expert Cookbook
Credits
Foreword
About the Authors
About the Reviewers
www.PacktPub.com
Preface
1. Getting Started with SQL Server Integration Services 2. Control Flow Tasks FREE CHAPTER 3. Data Flow Task Part 1—Extract and Load 4. Data Flow Task Part 2—Transformations 5. Data Flow Task Part 3—Advanced Transformation 6. Variables, Expressions, and Dynamism in SSIS 7. Containers and Precedence Constraints 8. Scripting 9. Deployment 10. Debugging, Troubleshooting, and Migrating Packages to 2012 11. Event Handling and Logging 12. Execution 13. Restartability and Robustness 14. Programming SSIS 15. Performance Boost in SSIS Index

Dynamic connection managers


Connections can be created at package level or project level, and in both cases these connections can be configured to change at runtime. A common scenario where a dynamic connection is required happens when a package should execute against different development or production environments. The option of doing it manually each time a connection change, can be time consuming and even more dangerous.

Getting ready

To get ready for this recipe, follow these steps:

  1. Open SQL Server Data Tools (SSDT) and create a new SSIS project.

  2. Provide a name and a location for the SSIS project and proceed.

  3. Select the package created by default and rename it to: P01_DynamicConnections.dtsx.

How to do it...

Imagine the scenario where customer data is read from SQL database and inserted into a flat file. This simple example has two connections that will be configured to be changed at runtime through expressions that use SSIS variables that store the respective connection strings inside.

  1. Add...

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