def batch.keys
import mylsm-lsm-store@0.6.0.1/src/ByteDurableDb.bend as ByteDurableDbimport Base
import mylsm-lsm-store@0.6.0.1/src/ByteMemTable.bend as ByteMemTable
import bend-kit-bytes@0.3.2.0/bytes.bend as Bytes
1592def batch.keys(key: Bytes.Bytes) -> Bytes.Bytes & Bytes.Bytes & Bytes.Bytes:
1593 batch.keys.first(ByteMemTable.bytes.clone(key))