STATE_STORE_KEY_SCHEMA_NOT_COMPATIBLE error condition
The provided key schema does not match existing schema in operator state.
Existing schema=<storedKeySchema>; provided schema=<newKeySchema>.
To run the query without schema validation, set spark.sql.streaming.stateStore.stateSchemaCheck to false.
Note that running without schema validation can have non-deterministic behavior.
FIELDS_REORDERED
The key schema fields have been reordered. Reordering fields in the key schema is not allowed.
FIELD_ADDED
New field(s) <addedFields> found in the key schema. Adding fields to the key schema is not allowed.
FIELD_REMOVED
Field(s) <removedFields> missing from the key schema. Removing fields from the key schema is not allowed.
NULLABILITY_CHANGED
Nullability of field(s) <changedFields> in the key schema has changed. Changing nullability of key fields is not allowed.
TYPE_CHANGED
Type of field(s) <changedFields> in the key schema has changed. Changing types of key fields is not allowed.
UNKNOWN_INCOMPATIBILITY
The key schema has changed in an incompatible way.