FAQs

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Release Notes and Announcements

Introduction and Selection of the TDMQ Product Series

What Is TDMQ for Apache Pulsar

Strengths

Scenarios

Topics and Partitions of Apache Pulsar

Message Storage Principles and ID Rules

Message Replicas and Storage Mechanisms

How It Works

Pro Cluster Specifications

Product Selection

Product Series

Version Support Instructions for Open-Source Apache Pulsar

Comparison with Open-Source Apache Pulsar

Cluster-Level High Availability

Data-Level High Reliability

High Availability

Quotas and Limits

Basic Concepts

Product Introduction

Billing Overview

Pro Clusters

Virtual Clusters

Pricing

Billing Examples

Renewal

Viewing Consumption Details

Overdue Payments

Refund

Billing

Getting Started Guide

Preparations

Using the SDK to Send and Receive General Messages

Using the Shared Subscription Mode to Consume Messages

Using Message Retry and Dead Letter Queues

Using the SDK to Send and Receive Advanced Feature Messages

Getting Started

Usage Process Guide

Account Permission Overview

Granting the Access Permission to Sub-accounts

Granting the Operation-Level Permission to Sub-accounts

Granting the Resource-Level Permission to Sub-accounts

Granting the Tag-Level Permission to Sub-accounts

Configuring the Account Permission

Creating a Cluster

Creating a Namespace

Configuring the Namespace Permission

Managing the Namespace

Configuring the Namespace

Creating a Topic

Creating a Topic Subscription

Managing the Topic

Configuring the Topic

Configuring TLS Encryption

Configuring the Network

Sending a Message Using the Console

Using a Client to Send and Receive Messages

Connecting to a Cluster

Viewing and Modifying Cluster Basic Information

Adjust Cluster Configuration

Upgrading the Minor Engine Version

Configuring Deletion Protection

Returning a Cluster

Configuring Resource Tags

Managing the Cluster

Querying Messages and Traces

Overview

Cross-Region Message Replication

Cross-Region Metadata Disaster Recovery

Cross-Region Replication

Overview of Monitoring and Alarm Capabilities

Viewing Monitoring Data

Monitoring Metric Description

Configuring Alarms

Connecting to Prometheus

Viewing Monitoring Data and Configuring Alarm Rules

User Guide

Subscription Mode

Delayed Messages

Message Filtering

Message Retry and Dead Letter Mechanisms

Clients, Connections, and Producers/Consumers

Message Gaps

Client Usage

Abnormal Consumer Isolation

Traffic Throttling Mechanisms

Transaction Reconciliation

Message Idempotence

Message Compression

Use Cases

Single-Write Multiple-Read Cluster Migration Solutions

Hitless Migration from Virtual Cluster to Pro Cluster

Migration Guide

API Overview

SDK Reference

SDK Overview

Recommended SDK Configuration Parameters

Spring Boot Starter Integration

Java SDK

Go SDK

C++ SDK

Python SDK

Node.js SDK

TCP Protocol (Apache Pulsar)

Permission Management

Deletion Protection

CloudAudit

Security and Compliance

Monitoring

Product Quota

Production and Consumption

Clients

Service Level Agreement

Privacy Policy

TDMQ Data Processing and Security Agreement

TDMQ Policy

Agreements

Contact Us

Glossary

Buy Now

https://buy.tencentcloud.com/tdmq

https://www.tencentcloud.com/document/product/1110/75625

This guide introduces the basic concepts, product benefits, billing methods, usage guidelines, and common operations of TDMQ for Apache Pulsar, helping you quickly understand and efficiently use Pulsar.

https://www.tencentcloud.com/document/product/1110/42904

Provides application scenario descriptions for TDMQ for Apache pulsar.

https://www.tencentcloud.com/document/product/1110/42906

Overview of product advantages, including high availability, performance, and consistency with the open-source edition.

https://www.tencentcloud.com/document/product/1110/42905

Compare TDMQ for Apache Pulsar cluster with the open-source edition in terms of compatibility and enterprise-grade enhanced features.

https://www.tencentcloud.com/document/product/1110/46390

Provides security and compliance guidelines to assist in understanding relevant regulations and ensuring the legal operation of cloud services.

https://www.tencentcloud.com/document/product/1110/73624

Provides selection guidance for three cluster types: Pro elastic/fixed storage as well as virtual cluster specifications and use cases.

https://www.tencentcloud.com/document/product/1110/60162

Introduces concepts, advantages and supported regions of TDMQ for Pulsar to help you get started.

Learning About TDMQ for Pulsar

Introduces two billing modes for Pulsar: monthly subscription and pay-as-you-go, and provides pricing details and scenario examples.

https://www.tencentcloud.com/document/product/1110/42909

Guides users to purchase appropriate cluster specifications via the console based on business requirements.

Purchase through the console a cluster

https://www.tencentcloud.com/document/product/1110/42928

Explains in detail the calculation methods for cluster and storage costs under the yearly/monthly subscription mode through purchasing and scaling instances in pro clusters.

https://www.tencentcloud.com/document/product/1110/42910

Introduce all billing items involved in the use of TDMQ for Pulsar, including billing methods, billing rules (including special scenarios), and a price overview.

Introduces the CAM permission management mechanism, covering root accounts/sub-accounts, preset and custom policy configurations to enable granular permission control.

https://www.tencentcloud.com/document/product/1110/63324

Guides you to run send/receive tests using the Java SDK after resource creation, helping you quickly get started with the Pulsar messaging queue service.

https://www.tencentcloud.com/document/product/1110/42915

Introduces advanced SDK features: load balancing with multiple consumers, retry mechanism, and DLQ (dead letter queue).

https://www.tencentcloud.com/document/product/1110/63320

Introduce how to quickly integrate with the TDMQ for Pulsar

Introduces the procedures for creating a namespace via the console, including parameter configurations such as naming conventions, message TTL (Time-To-Live), and retention policies.

https://www.tencentcloud.com/document/product/1110/42929

Introduces methods for creating Topics manually or automatically via the client, including the selection of persistent/non-persistent types and considerations for partition configuration.

https://www.tencentcloud.com/document/product/1110/42930

Introduces monitoring and alarm capabilities, supporting viewing metrics and configuring alarm rules across multiple dimensions such as cluster, namespace, and Topic levels.

https://www.tencentcloud.com/document/product/1110/63322

When the cluster specifications cannot meet the requirements, the Pro cluster can be upgraded via the console to adjust the cluster and storage specifications.

https://www.tencentcloud.com/document/product/1110/60156

Describes migration solutions: dual-read switchover and lossless virtual-to-Pro cluster upgrade practices.

https://www.tencentcloud.com/document/product/1110/68957

Provides two types of cross-region message replication capabilities—metadata-level and message-level—catering to cross-region disaster recovery and global data archival scenarios respectively.

https://www.tencentcloud.com/document/product/1110/66775

Introduce how to configure and use TDMQ for Pulsar, including daily operation and maintenance management, to help you perform hands-on operation.

Introduces four Pulsar subscription modes: Exclusive, Shared, Failover, and Key_Shared, along with their applicable scenarios.

https://www.tencentcloud.com/document/product/1110/42923

Supports sending scheduled or delayed messages via APIs, applicable to business scenarios such as order timeout cancellation and task reminders.

Scheduled Message and Delayed Message

https://www.tencentcloud.com/document/product/1110/42924

Supports message filtering based on exact Tag matching or SQL92 syntax, minimizing ineffective deliveries to reduce bandwidth consumption and improve efficiency.

https://www.tencentcloud.com/document/product/1110/46518

Introduces automatic retry and proactive retry mechanisms (including negative acknowledgment) after consumption failures, along with the handling approach for dead letter queues.

https://www.tencentcloud.com/document/product/1110/42925

Analyzes the issue of message gaps caused by discontinuous consumption progress in Shared subscription mode, its causes, and the solution.

https://www.tencentcloud.com/document/product/1110/75646

When a consumer is blocked due to system failure while the network remains functional, the server can detect the abnormal state, isolate the consumer, and redeliver unacknowledged messages.

https://www.tencentcloud.com/document/product/1110/75647

Learn about practical scenarios of TDMQ for Pulsar to help you use it more efficiently.

TDMQ for Apache Pulsar is a message middleware developed by Tencent based on Apache Pulsar. It provides excellent cloud native and serverless features, is compatible with all components and concepts of Apache Pulsar, and has underlying strengths of compute-storage separation and flexible scaling.

TDMQ for Apache Pulsar

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TDMQ for Apache Pulsar

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