A tables Schema describes the data being collected. It is comprised of a set of Variables which are grouped into rows and columns, with each Variable containing a set of Categories. A Schema has specific requirements to be considered valid.
For a Schema to be considered valid it has to meet a few requirements:
- The Variable “Measured quantity” must always be set as a metric is needed to record for data points.
- There must be at least 2 Variables set.
- Each Variable must have at least 1 Category set.