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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

Foreach Loop Container: looping through data table


One of the enumerators in Foreach Loop is the Item Enumerator. This enumerator has the ability to create a temporary table in the SSIS Foreach Loop Container itself to use as the iteration list. This option will remove the need for an external temporary storage as we saw in the Foreach Loop Container: looping through result set of a database query recipe of this chapter.

In this recipe, we will reveal another real world sample with Item Enumerator. We will loop through the list of servers with different database names, and load the same data structure from the same table but onto different servers into different excel files which will be named based on the data sources.

Getting ready

  1. For this recipe we need to have both AdventureWorks2012 and AdventureWorksLT2012 together.

  2. Create a R05_Template.xlsx file that only contains two column headers namely, SchemaName and TableName.

How to do it...

  1. Create a SSIS project and name it R05_Foreach Loop Container...

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