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Context variables are useful items when you have specific variables to be used in different environments, or want to have a job that adapts to a lot of different situations. Sometimes you want to be sure to record all that information and dump it to be viewed. That what the tContextDump component exists for.

Sometimes it is valuable to bring context variables in from an external file at runtime. For this, the tContextLoad component can help. The following job design will give a quick tutorial to give some understanding on to how this component works.

In this post we are going to walk you through the basic steps required to get started on using variables in the tMap component.

When connecting to a database in Talend Open Studio it is very important to utilize standard best practices that will enable you to access this connection during job design and to manage multiple database environments such as Dev, QA and Prod.

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