Page History

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1. A client sends a request to ClientServer;
2. ClientServer reads the request of a socket and lets Coordinator handle it;
3. Coordinator lets MetaMember handle the request;
4. MetaMember creates a log for the operation and appends it to its RaftLogManager;
5. MetaMember sends the log to its followers;
6. When MetaMember gathers enough responses from the followers, it commits the log through its RaftLogManager;
7. Depending on what the operation is, its RaftLogManager applies the log to the underlying IoTDB or the partition table;
8. The result of the operation is returned to the client;

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1. A client sends a request to the coordinator's ClientServer;
2. ClientServer parses the request and lets MetaMember Coordinator handle it;
3. MetaMember Coordinator routes the request with the help of its coordinatormetaMember;
4. MetaMember sends the request to the DataGroup(s) that should process it; the request may be split before sending to each DataGroup;
5. The receivers process the request and return their responses to MetaMember;
6. MetaMember concludes the results and return it to the client;

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