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Action, command, or situation on Replica
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EVENT Posted on Replica
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Action or situation on Master
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EVENT Posted on Master
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Message Begin
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Message Append
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Message end / commit
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When message is persistent (that is, assembled and committed): SYNC_REPLICA_MESSAGE_ASSEMBLED
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Message forward
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When replica starts sending the message: SYNC_REPLICA_MESSAGE_FORWARD_BEGIN
When replica has finished sending the message to the master: SYNC_REPLICA_MESSAGE_FORWARD_END
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Master starts receiving a message
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When master starts receiving the message: SYNC_MASTER_MESSAGE_RECEIVE_BEGIN
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Master has received a message
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When master has received and made message persistent:
SYNC_MASTER_MESSAGE_RECEIVE_END
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Master starts processing the message
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SYNC_MASTER_MESSAGE_REPLY_BEGIN
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Master processed the message
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SYNC_MASTER_MESSAGE_REPLY_END
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If an error occurred while processing the message.
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SYNC_MASTER_MESSAGE_ERROR_OCCURRED
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Message get reply
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When replica sends get-reply request to master: SYNC_REPLICA_MESSAGE_GETREPLY
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Master receives "get reply" request from replica
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SYNC_MASTER_MESSAGE_GETREPLY_REQUEST
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If "get reply" request timed out.
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SYNC_REPLICA_MESSAGE_GETREPLY_TIMEDOUT
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Master starts sending reply message
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SYNC_MASTER_MESSAGE_SENDREPLY_BEGIN
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Replica starts receiving the reply from the master.
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SYNC_REPLICA_MESSAGE_REPLY_BEGIN
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Master finishes sending reply.
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SYNC_MASTER_MESSAGE_SENDREPLY_END
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Reply received and made persistent
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SYNC_REPLICA_MESSAGE_REPLY_END
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Message is deleted
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SYNC_MASTER_MESSAGE_DELETED. Note that the message also can be deleted explicitly using the MESSAGE DELETE statement.
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Replica starts processing the reply.
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SYNC_REPLICA_MESSAGE_PROCESS_BEGIN
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If an error occurred while processing
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SYNC_REPLICA_MESSAGE_ERROR_OCCURRED
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Reply is processed
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SYNC_REPLICA_MESSAGE_PROCESS_END
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Message is deleted
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SYNC_REPLICA_MESSAGE_DELETED. Note that the message also can be deleted explicitly using the MESSAGE DELETE statement.
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