The ngrx-data library maintains a cache (EntityCache) of
entity collections for each entity type in the ngrx store.
An entity_collection implements the EntityCollection<T> interface.
| Property | Meaning |
|---|---|
ids |
Primary key values in default sort order |
entities |
Map of primary key to entity data values |
filter |
The user's filtering criteria |
loaded |
Whether collection was filled by QueryAll; forced false after clear |
loading |
Whether currently waiting for query results to arrive from the server |
changeState |
When change-tracking is enabled, the ChangeStates of unsaved entities |
You can extend an entity types with additional properties via entity metadata.