Ledger's synchronicity and consistence is maintained by the orderers. Consensus is met, before an update to the ledger is approved. Ledger is updated only upon approval by all the peers. This is part of transaction flow; and will be covered in detail in this section.
The following diagram shows the transaction flow :
Transaction flow
The following are the stages of a transaction flow:
Proposal: The client application sends ledger-update-transaction to the peers on the channel. Referring to the preceding diagram, the client application, O1App1, sends (proposes) a transaction on Channel-C1. When the chaincode is installed and ...
