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We will use the same setting as in Tutorial: Simple Query Processing. So you should follow steps 1-4.
Selection
With the selection operator you can filter out elements that are not relevant for further processing. Create a new Odysseus Script file with the PQL template and name it query2.
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More complex predicates can be defined. See Functions and Operators for further information.
Project
With the SELECT-Operator you choose which events you will see in the output, with the PROJECT you will choose, which attributes should be in the output.
Map