This list comprises of sub-collections that, when combined can be used to aggregate multiple collection sources into a single search point.
Note that when this value is modified via the
value API, a meta collection update is
automatically triggered to cause the meta collection’s index to be updated to reflect
If a change is made via the
value-raw API, the configuration editor’s "Edit raw data" screen or by editing
the config file directly in some other way the meta collection update must be manually triggered.
By default meta collections have an empty list of components, meaning they can not be searched successfully.
To set 'collection1' and 'collection2' as the components of a meta collection.