Distributed Message Service for RocketMQ
Distributed Message Service for RocketMQ
- What's New
- Function Overview
- Product Bulletin
- Service Overview
- Getting Started
-
User Guide
- Process of Using RocketMQ
- Creating a User and Granting DMS for RocketMQ Permissions
- Buying a RocketMQ Instance
- Configuring a Topic
- Accessing an Instance
- Managing Messages
- Managing Consumer Groups
-
Managing Instances
- Viewing and Modifying Basic Information of a RocketMQ Instance
- Viewing Background Tasks of a RocketMQ Instance
- Configuring Tags for a RocketMQ Instance
- Exporting RocketMQ Instances
- Diagnosing a RocketMQ Instance
- Restarting Brokers of a RocketMQ Instance
- Deleting a RocketMQ Instance
- Configuring SSL of a RocketMQ Instance
- Modifying RocketMQ Specifications
- Migrating Metadata
- Viewing Monitoring Metrics and Configuring Alarms
- Viewing RocketMQ Audit Logs
- Best Practices
- Developer Guide
- API Reference
- SDK Reference
- FAQs
- Videos
On this page
Help Center/
Distributed Message Service for RocketMQ/
API Reference/
APIs V2 (Recommended)/
Topic Management/
Modifying a Topic
Modifying a Topic
Updated on 2022-09-14 GMT+08:00
Function
This API is used to modify a topic.
URI
PUT /v2/{project_id}/instances/{instance_id}/topics/{topic}
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
project_id |
Yes |
String |
Project ID. |
instance_id |
Yes |
String |
Instance ID. |
topic |
Yes |
String |
Topic name. |
Request Parameters
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
read_queue_num |
No |
Number |
Total number of read queues. |
write_queue_num |
No |
Number |
Total number of write queues. |
permission |
No |
String |
Permissions. |
Response Parameters
None
Example Requests
Modifying a topic
PUT https://{endpoint}/v2/{project_id}/instances/{instance_id}/topics/{topic} { "total_read_queue_num" : 3, "total_write_queue_num" : 3, "permission" : "all" }
Example Responses
None
Status Codes
Status Code |
Description |
---|---|
204 |
The operation is successful. |
Error Codes
See Error Codes.
Parent topic: Topic Management
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