code: public static RocksDBKeyedStateBackend.RocksDbKvStateInfo createStateInfo(
  		RegisteredStateMetaInfoBase metaInfoBase,
  		RocksDB db,
  		Function<String, ColumnFamilyOptions> columnFamilyOptionsFactory,
  		@Nullable RocksDbTtlCompactFiltersManager ttlCompactFiltersManager) {
  
  		ColumnFamilyDescriptor columnFamilyDescriptor = createColumnFamilyDescriptor(
  			metaInfoBase, columnFamilyOptionsFactory, ttlCompactFiltersManager);
  		return new RocksDBKeyedStateBackend.RocksDbKvStateInfo(createColumnFamily(columnFamilyDescriptor, db), metaInfoBase);
  	}
docs: Creates a state info from a new meta info to use with a k/v state.
  
  <p>Creates the column family for the state.
  Sets TTL compaction filter if {@code ttlCompactFiltersManager} is not {@code null}.