Download e-book for iPad: Pentaho Data Integration 4 Cookbook by Adrián Sergio Pulvirenti, Visit Amazon's María Carina Roldán

By Adrián Sergio Pulvirenti, Visit Amazon's María Carina Roldán Page, search results, Learn about Author Central, María Carina Roldán,

ISBN-10: 1849515247

ISBN-13: 9781849515245

This booklet has step by step directions to resolve information manipulation difficulties utilizing PDI within the kind of recipes. It has lots of well-organized suggestions, screenshots, tables, and examples to help fast and simple figuring out. while you are a software program developer or a person concerned or drawn to constructing ETL strategies, or more often than not, doing any type of info manipulation, this ebook is for you. It doesn't disguise PDI fundamentals, SQL fundamentals, or database options. you're anticipated to have a uncomplicated realizing of the PDI device, SQL language, and databases.

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Extra resources for Pentaho Data Integration 4 Cookbook

Example text

Double-click the second transformation entry, select the Advanced tab, and check the Copy previous results to parameters? and the Execute for every input row? checkboxes. 9. Select the Parameters tab and fill it as shown: 10. Save both transformations. Save the job, and run it. 11. Open the text file generated. It should have one line with sales information for each database in the file with the list of databases. How it works... properties file. In those situations, the best you could do is to define a connection with variables, and set the values for the variables at runtime.

Creating or altering tables is not a task that should be done as part of an ETL process. Kettle allows you to do it but you should be careful when using these features. 38 Chapter 1 See also f Creating or altering a database table from PDI (design time). Instead of doing these operations at runtime, you can do it from Spoon while you are designing the jobs and transformations. This recipe explains how to do this. Inserting, deleting, or updating a table depending on a field PDI allows you to do the basic operations that modify the data in your tables, that is: insert, update, and delete records.

Remember that you can quickly fill the grid by pressing the Get Fields button. 2. Now, you will do the inserts and updates with an Insert/Update step. So, expand the Output category of steps, look for the Insert/Update step, drag it to the canvas, and create a hop from the Text File input step toward this one. 3. Double-click the Insert/Update step and select the connection to the Steel Wheels database, or create it if it doesn't exist. As target table type employees. 19 Working with Databases 4.

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Pentaho Data Integration 4 Cookbook by Adrián Sergio Pulvirenti, Visit Amazon's María Carina Roldán Page, search results, Learn about Author Central, María Carina Roldán,

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