danny0405 opened a new pull request #13033:
URL: https://github.com/apache/flink/pull/13033
## What is the purpose of the change
Supports a catalog that can read the kafka topics flexibly.
The demo code:
```java
String schemaRegistryURL = ...;
Map<String, String> kafkaProps = ...;
SchemaRegistryCatalog catalog = SchemaRegistryCatalog.builder()
.schemaRegistryURL(schemaRegistryURL)
.kafkaOptions(kafkaProps)
.dbName("myDB")
.build();
tEnv.registerCatalog("myCatalog", catalog);
// ---------- Consume stream from Kafka -------------------
// Assumes there is a topic named 'transactions'
String query = "SELECT\n" +
" id, amount\n" +
"FROM myCatalog.myDB.transactions";
```
## Brief change log
- Add a new Catalog named `SchemaRegistryCatalog`
- Add tests for the table attributes
## Verifying this change
Added UTs.
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): yes, schema registry
client 5.4.2 -> 5.5.1
- The public API, i.e., is any changed class annotated with
`@Public(Evolving)`: no
- The serializers: no
- The runtime per-record code paths (performance sensitive): no
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Kubernetes/Yarn/Mesos, ZooKeeper: no
- The S3 file system connector: no
## Documentation
- Does this pull request introduce a new feature? yes
- If yes, how is the feature documented? not documented
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