A group layer combines a set of layers as one layer. You can combine a set of layers that are related to each other based on certain properties under one group. For example, individual layers that represent Primary Schools, Secondary Schools, and Colleges can be grouped as one group layer called Educational Institute.
A group layer is represented in Spectrum Technology Platform in four ways:
- Embedded inline in a named map
- As a named layer
- In a SOAP request as an overlay
- In a REST request as an overlay with an in-memory table.