Search icon CANCEL
Subscription
0
Cart icon
Your Cart (0 item)
Close icon
You have no products in your basket yet
Save more on your purchases now! discount-offer-chevron-icon
Savings automatically calculated. No voucher code required.
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Conferences
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
Talend Open Studio Cookbook

You're reading from   Talend Open Studio Cookbook Getting familiar with Talend Open Studio will greatly enhance your data handling and integration capabilities. This is the perfect reference book for beginners and intermediates with a host of practical recipes that clarify even complex features.

Arrow left icon
Product type Paperback
Published in Oct 2013
Publisher Packt
ISBN-13 9781782167266
Length 270 pages
Edition 1st Edition
Languages
Tools
Arrow right icon
Author (1):
Arrow left icon
Rick Barton Rick Barton
Author Profile Icon Rick Barton
Rick Barton
Arrow right icon
View More author details
Toc

Table of Contents (16) Chapters Close

Preface 1. Introduction and General Principles FREE CHAPTER 2. Metadata and Schemas 3. Validating Data 4. Mapping Data 5. Using Java in Talend 6. Managing Context Variables 7. Working with Databases 8. Managing Files 9. Working with XML, Queues, and Web Services 10. Debugging, Logging, and Testing 11. Deploying and Scheduling Talend Code 12. Common Mistakes and Other Useful Hints and Tips A. Common Type Conversions
B. Management of Contexts Index

Gathering all rejects prior to killing a job


As an alternative to collecting incorrect rows up to the point where a job fails (Die on error), you may wish to capture all rejects from an input before killing a job.

This has the advantage of enabling support personnel to identify all problems with source data in a single pass, rather than having to re-execute a job continually to find and fix a single error / set of errors at a time.

Getting ready

Open the job jo_cook_ch03_0010_validationSubjob. As you can see, the reject flow has been attached and the output is being sent to a temporary store (tHashMap).

How to do it…

  1. Add the tJava, tDie, tHashInput, and tFileOutputDelimited components.

  2. Add onSubjobOk to tJava from the tFileInputDelimited component.

  3. Add a flow from the tHashInput component to the tFileOutputDelimited component.

  4. Right-click the tJava component, select Trigger and then Runif. Link the trigger to the tDie component. Click the if link, and add the following code

    ((Integer)globalMap.get...
lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at $19.99/month. Cancel anytime