Is there any way to maintain data privacy in hyperledger sawtooth,as we cannot create channels like hyperledger fabric?
In sawtooth, transactions can usually be seen by all participants. But there is a transaction family that enables chanel-like behavior (as seen in fabric). See here:
https://sawtooth.hyperledger.org/docs/core/releases/0.8.8/examples/private_utxo/overview.html