Provides a Schema Cache that evicts elements based on a Least-Recently-Used algorithm. This cache is not persisted, so any restart of NiFi will result in the cache being cleared. Additionally, the cache will be cleared any time that the Controller Service is stopped and restarted.


record, schema, cache


In the list below, the names of required properties appear in bold. Any other properties (not in bold) are considered optional. The table also indicates any default values, and whether a property supports the NiFi Expression Language.

Display NameAPI NameDefault ValueAllowable ValuesDescription
Maximum Cache Sizemax-cache-size100The maximum number of Schemas to cache.
Supports Expression Language: true (will be evaluated using variable registry only)

State management:

This component does not store state.


This component is not restricted.

System Resource Considerations:

None specified.