xiaolong ran

**Describe alternatives you've considered** The following formats are supported by the Pulsar schema registry: - None. If no schema is specified for a topic, producers and consumers will handle raw...

**Describe alternatives you've considered** Sets priority level for the shared subscription consumers to which broker gives more priority while dispatching messages. Here, broker follows descending priorities. (eg: 0=max-priority, 1, 2,..)...

**Describe alternatives you've considered** Set subscriptionInitialPosition for the consumer for specific functional descriptions, refer to: [subscriptionInitialPosition](https://pulsar.apache.org/api/client/org/apache/pulsar/client/api/ConsumerBuilder.html#subscriptionInitialPosition-org.apache.pulsar.client.api.SubscriptionInitialPosition-)

**Describe alternatives you've considered** Determines to which topics this consumer should be subscribed to - Persistent, Non-Persistent, or both. Only used with pattern subscriptions. for specific functional descriptions, refer to:...

**Describe alternatives you've considered** Asynchronously unsubscribe the consumer for specific functional descriptions, refer to: [async unsubscribe](https://pulsar.apache.org/api/client/org/apache/pulsar/client/api/Consumer.html#unsubscribeAsync--)

**Describe alternatives you've considered** Add all the properties in the provided map for specific functional descriptions, refer to: [properties](https://pulsar.apache.org/api/client/org/apache/pulsar/client/api/ConsumerBuilder.html#properties-java.util.Map-)

**Describe alternatives you've considered** Set a name/value property with this consumer. for specific functional descriptions, refer to: [property](https://pulsar.apache.org/api/client/org/apache/pulsar/client/api/ConsumerBuilder.html#property-java.lang.String-java.lang.String-)

**Describe alternatives you've considered** Set the timeout for unacked messages, truncated to the nearest millisecond. The timeout needs to be greater than 10 seconds. for specific functional descriptions, refer to:...

**Describe alternatives you've considered** Specify a pattern for topics that this consumer will subscribe on. for specific functional descriptions, refer to: [topics pattern](https://pulsar.apache.org/api/client/org/apache/pulsar/client/api/ConsumerBuilder.html#topicsPattern-java.util.regex.Pattern-)

**Describe alternatives you've considered** If enabled, the consumer will read messages from the compacted topic rather than reading the full message backlog of the topic. This means that, if the...