Init initializes the wal accesser with the given etcd client.

Release releases the resources of the wal accesser.

WAL is the entrance to interact with the milvus write ahead log.

AppendOption is the option for append operation.

Broadcast is the interface for writing broadcast message into the wal.

Scanner is the interface for reading records from the wal.

Txn is the interface for writing transaction into the wal.

WALAccesser is the interfaces to interact with the milvus write ahead log.