Change of APIs for Querying the Specifications of Purchasable Database Instances

Release Notes

Product Announcements

Release Notes and Announcements

User Tutorial

Overview

Strengths

Use Cases

TencentDB for MySQL Cluster Edition

Two-Node Instances (Formerly High-Availability Edition)

Three-Node Instances (Formerly Finance Edition)

Single-Node Instances (Formerly Basic Edition and Cloud Disk Edition)

 Database Architecture

Resource Isolation Policy

Economical Instance

Feature List

Database Versions

Database Instance Types

Database Instance Specification

Database Instance Replication

Database Storage Engines

Database Instance

High Availability (Multi-AZ)

Regions and AZs

Product Introduction

TXSQL Engine Kernel Version Release Notes

TXRocks Engine Kernel Version Release Notes

LibraDB Engine Kernel Version Release Notes 

Database Proxy Version Release Notes

Kernel Version Release Notes

Secondary Partition

Killing Idle Transactions Automatically

Parallel replication

Dynamic Thread Pool

NOWAIT

RETURNING

Column Compression

Flashback Query

Recycle Bin

Functionality Features

Parallel Query

Large Transaction Replication

Execution Plan Cache for Optimizing UK/PK Queries

fdatasync()

Auto-Increment Column Persistence

Buffer Pool Initialization

FAST DDL

Invisible Index

CATS Transaction Scheduling Algorithm

Computation Pushdown

Large Transaction Binlog Optimization

Performance Features

Transparent Data Encryption

Audit

Security Features

Second-Level Column Addition

Async Deletion of Big Tables

Hotspot Update

SQL Throttling

Statement Outline

Stability Features

Instructions

Cost Performance

Practical Tutorial of TXRocks 

TXRocks Engine

LibraDB Engine Feature Highlights

ETL Writeback Acceleration

Ordered Pagination Feature

LibraDB Engine

Summary of Critical Kernel-related Issues

Corruption in the Tablespace fseg not full list Caused by Purging or Rollbacks on Two Blob Fields

Rollback Failure After Upgrading to a Later Version When Instant ADD COLUMN Has Caused Page Data Usage to Exceed 50%

Crash Caused by Adding More Than 1024 Columns Using Instant ADD COLUMN

Crash Caused by Instant ADD COLUMN Followed by Online DDL on the Same Table

Crash Caused by Instant ADD COLUMN of a Column with the Same Name after Instant DROP

Crash Caused by a Redo Buffer Calculation Defect in Instant CHANGE COLUMN

Data Loss Caused by Table Rebuild Operations (ALTER/OPTIMIZE) in Specific MySQL Versions

Instant DDL Cannot Properly Handle Column Name Case Inconsistency

Checking and Fixing Kernel Issues

Kernel Features

Billing Overview

Selection Guide

Purchase Methods

Renewal

Payment Overdue

Refund

Pay-as-You-Go to Monthly Subscription

Instance Adjustment Fee

Backup Space Billing

Database Audit Billing Overview

Commercial Billing and Activity Description for Database Proxy

Description of the Database Proxy Billing Cycle

Viewing Bills

Purchase Guide

Creating MySQL Instance

Private Network Connection

Public Network Connection

CCN Connection

FAQs on Connectivity

Connecting to MySQL Instance

Getting Started

Viewing Audit Instance List

Enabling Audit Service

Viewing Audit Log

Log Shipping

Configuring Post-Event Alarms

Modifying Audit Rule

Modifying Audit Services

Disabling Audit Service

Viewing Rule Template List

Creating Rule Template

Modifying Rule Template

Deleting Rule Template

Audit Rule Template

SQL Audit Rule (Legacy)

Viewing Audit Task

Authorizing Sub-User to Use Database Audit

Database Audit

Introduction to TencentDB for MySQL Cluster Edition

Creating TencentDB for MySQL Cluster Edition Instance

Adding a Node for an Instance

Deleting a Node for an Instance

Read-Write Address Management

Read-Only Address Management

Switch Between Read-Write Nodes and Read-Only Nodes

Adjusting Data Protection Space

Modifying the Data Replication Mode

Maintenance Management Instance

Viewing Instance Monitoring

Adjusting Instance Configuration

Operations for Other Features

Migrating to TencentDB for MySQL Cluster Edition

MySQL Cluster Edition

Use Limits

Operation Overview

Viewing instance health status

Setting Instance Maintenance Time

Assigning Instance to Project

Adjusting Database Instance Specifications

Modifying the Instance Name

Change the Port Number

Migrating AZ

Primary/Replica Switch

Setting Instance Termination Protection

Terminating Instance

Instance Management and Maintenance

Upgrading the database version of MySQL 5.5 and MySQL 5.6

Upgrading from MySQL 5.7 to MySQL 8.0

Pre-Check and Bug Fixes Guide for Upgrading from MySQL 5.7 to MySQL 8.0

Upgrading Kernel Minor Version

Upgrading Two-Node Instances to Three-Node Instances

One-Click Upgrade to Cluster Edition

Instance Upgrade

Configuring auto scale-out

Setting Automatic Scale-out

Activating Event Alarm

Querying Scale-out Records

Performance Manifestation

FAQs

CPU Elastic Expansion

Creating Read-Only Instance

Managing the RO Group of Read-Only Instance

Managing Delayed Replication of Read-Only Instance

Managing Disaster Recovery Instance

Read-Only/Disaster Recovery Instances

Database Proxy Kernel Features

Database Proxy Management 

Transaction Split Feature

Momentary Disconnection Prevention Feature

Automatic Read/Write Separation Feature

Connection Pool Feature

Adaptive Load Balancing

Other Features

Database Proxy

DMC Overview

DMC Management

Database Management Center (DMC)

Creating Account

Setting Password Complexity

Resetting Password

Modifying Account Permissions

Modifying Host Addresses with Access Permissions

Modifying the Number of Connections

Deleting Account

Modifying Remarks

Account Management

Setting Instance Parameters

Managing Parameter Template

Comparison of Different Template Parameters

Performance Comparison of Parameter Templates

Suggestions on Parameter Configuration

Intelligent Parameter Tuning

Modification Records of System Parameter Templates

Parameter Configuration

Backing up Databases

Configuring Transition-to-Cold Storage

Cross-Region Backup

Backup Encryption

Backup Retention Settings

Setting Backup Download Rules

Viewing Backup Space

Backup and Rollback

Operation Guide

TencentDB for MySQL

API	Description
DescribeDBZoneConfig	Queries the specifications of purchasable database instances
DescribeAvailableZoneConfig	Queries the specifications of purchasable database instances

tencent cloud

Change time

Change description

API	Description
DescribeCdbZoneConfig	Queries the specifications of purchasable database instances