Data Engineering Streaming
- Data Engineering Streaming 10.5.4
- All Products
Header ports
| Data type
| Description
|
---|---|---|
partitionId
| integer
| Partition ID of the data. When a MapR stream is divided into partitions, a sequential ID is assigned to each event and is unique to each event within the partition. Use the partition ID to identify the event that you want to consume from a particular partition.
|
key
| binary
| Key value associated with an event. You can group events based on the key value and then process the data.
|
TopicName
| string
| Name of the stream from which you receive events.
|
timestamp
| date/time
| Time at which an event is generated. You can accumulate streamed data into data groups and then process the data groups based on the timestamp values.
|