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Batch is the 2nd level of the hierarchy. Batches are very useful if there is a need to split devices in a project into partsas means of typical aggregation (grouping by type of location). For example, if one project contains parking sensors on-street parking bays and on multilevel car parking, it makes sense to split them on batches “On-Street”, “Multilevel parking 1”, “Multilevel parking 2”, “parking lot near WallMart” and so on.
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