Special Events
Metadata
The metadata consists of the columns
Id, is the id of the MQTT message in which the event was transmitted
Inserted, the time it was inserted into the database
Size, data size of the event
Thing, id or name of the machine which generated the data
Timestamp, timestamp describing the event
Type, name/type of the event
These columns are contained in every event schema and are used to connect the different event schemas. The metadata events contain the collective of all metadata regardless of the event schema they actually belong to.
Senseforce client state
The SF client state events contain information about the state of the edge component.
Reason, this attribute isn't used at the moment.
State, shows the status changes (connected/disconnected) of the according to SF edge.
Status code, shows some information as State but in binary format (1/0).
Senseforce messages
The SF message events contain information about the data included in the messages which were sent by the edge component.
Inserted events, is the number of events that where included in the message with the given Id and inserted into the database. Each event is stored in a single row in the database.
Rejected events, is the number of events that where included in the message with the given Id and rejected because of a violation against the event schema definition.
Compressed size, is the size of the compressed message given in bytes.
Uncompressed size, is the size of the uncompressed message given in bytes.
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