internal.key.converter — Kafka Connect Worker Configuration
Converter class used to convert between Kafka Connect format and the serialized form that is written to Kafka. This controls the format of the keys in messages written to or read from Kafka, and since this is independent of connectors it allows any connector to work with any serialization format.
Description
Converter class used to convert between Kafka Connect format and the serialized form that is written to Kafka. This controls the format of the keys in messages written to or read from Kafka, and since this is independent of connectors it allows any connector to work with any serialization format. Examples of common formats include JSON and Avro. This setting controls the format used for internal bookkeeping data used by the framework, such as configs and offsets, so users can typically use any functioning Converter implementation. Deprecated; will be removed in an upcoming version.
Default Values by Kafka Version
| Kafka Version | Default Value |
|---|---|
| 0.9.0 | null |
| 0.10.0 | null |
| 0.10.1 | null |
| 0.10.2 | null |
| 0.11.0 | null |
| 1.0 | null |
| 1.1 | null |
| 2.0 | org.apache.kafka.connect.json.JsonConverter |
| 2.1 | org.apache.kafka.connect.json.JsonConverter |
| 2.2 | org.apache.kafka.connect.json.JsonConverter |
| 2.3 | org.apache.kafka.connect.json.JsonConverter |
| 2.4 | org.apache.kafka.connect.json.JsonConverter |
| 2.5 | org.apache.kafka.connect.json.JsonConverter |
| 2.6 | org.apache.kafka.connect.json.JsonConverter |
| 2.7 | org.apache.kafka.connect.json.JsonConverter |
| 2.8 | org.apache.kafka.connect.json.JsonConverter |