Document Center
Message Queue for Apache RocketMQ
Change Log
Release notes
Updates
Product Overview
What is Message Queue for Apache RocketMQ?
Features and features
Message Type
Overview
Normal messages
Scheduled messages and delayed messages
Ordered messages
Transactional messages
Advanced Features
Message retry
Message filtering
Exactly-once delivery semantics
Clustering consumption and broadcasting consumption
Batch consumption
Scenarios
Architecture
Terms
Scenario-specific case
Benefit issuance
Limits
Pricing
Billing overview
Instance editions
Free quotas
Overdue payments
View spending details
Change the billing method from pay-as-you-go to subscription
Operations on Enterprise Platinum Edition instances
Refund rules and instructions
Billing FAQ
Quick Start
Overview
Call TCP SDKs to send and subscribe to messages
Activate Message Queue for Apache RocketMQ
Create resources
Call TCP SDKs to send and receive messages
Call HTTP SDKs to send and subscribe to messages
Activate Message Queue for Apache RocketMQ
Create resources
Call HTTP SDKs to send and receive messages
Quick start FAQ
SDK Reference
Overview
SDK guide (TCP)
Java SDK
Release notes
Demo project
Methods and parameters
Prepare the environment
Log configuration
Spring integration
Use the exactly-once delivery semantics to send and subscribe to messages
Send normal messages in one of three modes
Send messages in multiple threads
Send and subscribe to ordered messages
Send and subscribe to transactional messages
Send and subscribe to delayed messages
Send and subscribe to scheduled messages
Subscribe to messages
C/C++ SDK
Release notes
Parameters
Prepare the environment (v2.0.0)
Prepare the environment (v1.x. x)
Send and subscribe to normal messages
Send and subscribe to ordered messages
Send and subscribe to scheduled messages
Send and subscribe to transactional messages
Subscribe to messages
.NET SDK
Release notes
Parameters
Prepare the environment
Send and subscribe to normal messages
Send and subscribe to ordered messages
Send and subscribe to scheduled messages
Send and subscribe to transactional messages
Subscribe to messages
SDK guide (HTTP)
Instructions
Release notes
Protocol description
Common parameters
Sign signatures
Operation for sending messages
Operation for consuming messages
Operation for confirming the consumption status of messages
SDK for Go
SDK for Python
SDK for Node.js
SDK for PHP
SDK for Java
SDK for C++
SDK for C#
FAQ about message subscription
Access control
Grant permissions to RAM users
Grant permissions to another Alibaba Cloud account
Service linked role for Message Queue for Apache RocketMQ
Policies and examples
API Reference
Make API requests
Endpoints
Obtain an SDK
List of operations by function
Release notes
QPS limit
Signature method
Common parameters
Obtain an AccessKey pair
Error codes
Service activation API
OpenOnsService
Region management
OnsRegionList
Instance management
OnsInstanceBaseInfo
OnsInstanceCreate
OnsInstanceInServiceList
OnsInstanceDelete
OnsInstanceUpdate
Topic management
OnsTopicCreate
OnsTopicDelete
OnsTopicStatus
OnsTopicList
OnsTopicUpdate
OnsTopicSubDetail
Group management
OnsGroupCreate
OnsGroupDelete
OnsGroupList
OnsGroupSubDetail
OnsGroupConsumerUpdate
Tag management
TagResources
ListTagResources
UntagResources
Consumption management
OnsConsumerAccumulate
OnsConsumerStatus
OnsConsumerGetConnection
OnsConsumerResetOffset
OnsConsumerTimeSpan
OnsMessagePush
Message query
OnsMessageTrace
OnsMessageGetByMsgId
OnsMessageGetByKey
OnsMessagePageQueryByTopic
Publishing and subscription relationship statistics
OnsTrendTopicInputTps
OnsTrendGroupOutputTps
Message tracing
OnsTraceQueryByMsgId
OnsTraceGetResult
OnsTraceQueryByMsgKey
Dead-letter queues
OnsDLQMessageResendById
OnsDLQMessageGetById
OnsDLQMessagePageQueryByGroupId
Best Practices
Best practices of topics and tags
Consumption idempotence
Subscription consistency
Message accumulation and latency
FAQ
Console Guide
Manage tags
Overview
Manage a tag for an instance
Manage a tag for a topic
Manage a group tag
Query messages
Query a message trace
View the status of consumers
Reset consumer offsets
Dead-letter queues
Message router
View subscriptions
Resource reports
Monitoring and alerting
FAQ
General Reference
Guidelines for the use of documentation
Alibaba Cloud documentation
Instructions for open source documentation
Open-Source Documentation Code of Conduct
Editing Open-Source Documentation
Alibaba Cloud console
Regions and zones
Service limits
Create an AccessKey pair
ICP Filing
Glossary
All Products
Search
Document Center
Message Queue for Apache RocketMQ
SDK Reference
FAQ about message subscription
This Product
This Product
All Products
Message Queue for Apache RocketMQ
Message load balancing policies
How do I set the number of consumption threads on a Message Queue for Apache RocketMQ client?
Free Trial
Free Trial