This post gives you an overview of the most commonly used Talend system routines, along with use cases. In this post, routines follow the order in which they are displayed in the Repository.
In most cases Talend Open Studio offers you the right components to do the trick, but in some cases you might need some extra magic. Talend enables you to acces a list of all community components at Talend Exchange. You can download and install the components to use them later in your Job designs.
The tHash (tHashInput and tHashOutput) components are very usefull to use in your jobs. Talend does not automatically enable these components for use in jobs. To enable the tHashInput and tHashOutput components perform the following instructions: 1: On the main menu navigate to File –> Edit Project properties 2: Select Designer –> Palette Settings 3:
The following table is a set of Java and Talend methods that allow conversion between different datatypes. This is by no means an exhaustive list, but will cover many of type conversions that you will encounter. You can use them in the tMap, tXMLmap or tJava component for example.