Help Center
Data Transmission Service
Product Overview
What Is Data Transmission Service
Supported Databases
Benefits
Technical Architecture and How DTS Works
Features
Specifications
Terms
Billing
Accessing DTS
Security
Data Protection
Security Risk Monitoring
Failover
Related Services
Getting Started
Preparation Overview
Creating an eSurfing Cloud Account and Completing Real-name Verification
From an On-premises Database to an eSurfing Cloud Database
Connecting to eSurfing Cloud over the Internet
From a Third-party Cloud Database to an eSurfing Cloud Database
Connecting to eSurfing Cloud over the Internet
From an eSurfing Cloud Database to an eSurfing Cloud Database
Connecting Resources in the Same VPC over the VPC Network
Connecting Resources in the Same Resource Pool but Different VPCs Through VPC Peering
Connecting Resources from Different Resource Pools over the Internet
From an ECS-hosted Self-managed Database to an eSurfing Cloud Database
Connecting Resources in the Same VPC over the VPC Network
Connecting Resources in the Same Resource Pool but Different VPCs Through VPC Peering
Connecting Resources from Different Resource Pools over the Internet
Prerequisites for DDL Operations for Synchronizing Incremental Data from a PostgreSQL Database
User Guide
Data Migration
Migration Solution Overview
To the Cloud
Migrating Data from a MySQL Database to Another MySQL Database
Migrating Data from a PostgreSQL Database to Another PostgreSQL Database
Purchasing, Renewal, and Unsubscription
Purchasing a Data Migration Instance
Renewing a Data Migration Instance
Unsubscribing from a Data Migration Instance
Configuring and Editing an Instance
Configuring a Data Migration Instance
Editing a Migration Instance
Migration Object Management
Object Name Mapping
Viewing Mappings
Instance Management
Viewing Migration Progress
Viewing Migration Information
Viewing Migration Logs
Using the Data Audit Feature to Compare Migration Items
Viewing Migration Details
Lifecycle Management
Instance Status Description
Starting or Resuming Migration Tasks for Migration Instances
Pausing Migration Tasks for Migration Instances
Monitoring and Alarms
Performance Monitoring
Configuring and Viewing Alarms
Managing Tags
Connectivity Diagnostics
Data Synchronization
Synchronization solution overview
To the Cloud
Synchronizing Data from a MySQL Database to Another MySQL Database
Purchasing, Renewal, and Unsubscription
Configuring and Editing an Instance
Configuring a Synchronization Instance
Editing a Synchronization Instance
Managing Synchronization Objects
Instance Management
Viewing Synchronization Progress
Viewing Synchronization Details
Viewing Synchronization Logs
Using the Data Audit Feature to Compare Synchronization Items
Viewing Synchronization Details
Lifecycle Management
Instance Status Description
Starting or Resuming Synchronization Tasks for Synchronization Instances
Pausing a Synchronization Instance
Monitoring and Alarms
Managing Tags
Connectivity Diagnostics
FAQs
Service Information
FAQ About Network Security
FAQ About Permissions
FAQ About Data Migration
FAQ About Data Synchronization
FAQ About Data Comparison
FAQ About Common Operations
FAQ About Billing
FAQ About Latency
Best Practices
Best Practice Overview
Migrating Data from a Third-party Cloud MySQL Database to an RDS MySQL Database
Overview
Procedure
Creating a VPC and a Security Group
Creating an RDS MySQL Instance
Preparing for MySQL Instances on Other Cloud Platforms
Migrating Data from an On-premises MySQL Database to an RDS MySQL Database
Overview
Procedure
Migrating Data from a Third-party Cloud PostgreSQL Database to an RDS PostgreSQL Database
Overview
Procedure
Migrating Data from an On-premises PostgreSQL Database to an RDS PostgreSQL Database
Overview
Procedure
Security Whitepaper
DTS Security Whitepaper
Troubleshooting
Troubleshooting Methods for Failed Precheck
Migrating/Synchronizing Data from a MySQL Database to Another MySQL Database
Migrating/Synchronizing Data from a PostgreSQL Database to Another PostgreSQL Database
Error Cases
Summary of Error Cases
Task Configuration Cases
Maximum Number of Objects to Be Migrated Exceeded
Struct Migration/Synchronization Cases
Object to Be Migrated Already Exists in the Destination Database: xxx already exists
Dependent Object Not Exist: xxx does not exist
Invalid Default Value for Fields: Invalid default value for xxx
Full Data Migration/Synchronization Cases
Destination Table Initialization Error: getColumnList error
Destination Database Is Read-only: super-read-only
Insufficient Disk Space on Destination Database: No space left on device
Insufficient Disk Space on Destination Database: The table xxx is full
Lock Exception in Destination Database: Lock wait timeout exceeded
Memory Overflow: OutOfMemoryError
Database Connection Failure: Communications link failure
Too Many Database Connections: Too many connections
Incremental Data Migration/Synchronization Cases
Table Not Exist in DML Statement Synchronization: Table xxx doesn't exist
Inserted Data Column Not Exist: unknown column 'xxx' in field list
Incremental DDL Statement Synchronization Error: Table xxx already exists
Incremental Migration/Synchronization Node Not Started: no live node
I/O Error While Pulling Incremental Data: EOF encountered
Document Download
Product Document
Related Agreements
eSurfing Cloud Open Beta Test (OBT) Product Service Agreement
Help Center
Data Transmission Service
20687806