Data Engineering Streaming
- Data Engineering Streaming 10.4.1
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Specifies the type of data object operation.
This is a read-only property.
Ensures that the mapping processes the source messages and delivers them to the targets at least once. In the event of a failure, the source messages are duplicated but the messages are processed successfully. If the external source or the target is not available, the mapping execution stops to avoid any data loss.
By default, the Guaranteed Processing property is selected.
Start Position Offset
Time that the Confluent Kafka source starts reading messages from a Confluent Kafka topic when you run a mapping.
You can select one of the following options:
Custom Start Position Timestamp
Time in GMT that the Confluent Kafka source starts reading Confluent Kafka messages from a Confluent Kafka topic.
Specify a time in the following format:
The milliseconds are optional.
Consumer Configuration Properties
Configuration properties for the consumer. If the Confluent Kafka data object is reading data from a Confluent Kafka cluster that is configured for Kerberos authentication, include the following property:
Dynamic Schema Strategy
The dynamic schema strategy that identifies the schema at run-time for ingesting streaming data into files or tables in a mapping.
Only Avro schema is supported. You must disable the column projection.
You can select one of the following strategies:
Restart the mapping if you want to refresh the schema. Refresh schema is only supported if
Dynamic Schema Strategyis not selected.
The schema location to fetch the schema in a streaming mapping.
If you select
External Locationfor the dynamic schema strategy, you must create a
reader.avscfile having the schema content at the schema location and keep it under the topic name. For example:
<Schema Location>/<Topic Name>/reader.avsc. Then, specify only the path till the schema location.
Schema location must be named as per the topic name.
Updated March 14, 2021