Database Transmission Service
Database Transmission Service
Database Transmission Service
Document
What's new
Overview
Constraints and limits
Billing
Pre-check items
Permission management
Getting started
Quick start guide for data migration
Quick start guide for data subscription
Quick start guide for data synchronization
Data migration
Creating a data migration task for MySQL
Volcano Engine RDS for MySQL as the source
Volcano Engine veDB for MySQL as the source
MySQL connected over public network as the source
MySQL connected over express network as the source
Creating a data migration task for PostgreSQL
Volcano Engine RDS for PostgreSQL as the source
PostgreSQL connected over public network as the source
PostgreSQL connected over express network as the source
Creating a data migration task for SQL Server
Volcano Engine SQL Server as the source
SQL Server connected over public network as the source
SQL Server connected over express network as the source
Creating a data migration task for Redis
Volcano Engine Cache for Redis as the source
Redis connected over public network as the source
Redis connected over express network as the source
Creating a data migration task for MongDB
Volcano Engine Document Database for MongoDB as the source
MongoDB connected over public network as the source
MongoDB connected over express network as the source
Creating a data migration task for Supabase
Supabase connected over public network as the source
Supabase connected over express network as the source
Data subscription
Creating a data subscription task for MySQL
Creating a data subscription task for PostgreSQL
Consuming subscription data
Data synchronization
Creating a data synchronization task for MySQL
Volcano Engine RDS for MySQL as the source
Volcano Engine veDB for MySQL as the source
MySQL connected over public network as the source
MySQL connected over express network as the source
Creating a data synchronization task for Redis
Volcano Engine Cache for Redis as the source
Redis connected over public network as the source
Redis connected over express network as the source
Creating a data synchronization task for PostgreSQL
Volcano Engine RDS for PostgreSQL as the source
PostgreSQL connected over public network as the source
PostgreSQL connected over express network as the source
Creating a data synchronization task for MongoDB
Volcano Engine Database for MongoDB as the source
MongoDB connected over public network as the source
MongoDB connected over express network as the source
Creating a data synchronization task for Milvus
ETL task management
(Beta) Data verification
(Beta) Migration evaluation
Monitoring and alerts
Best practices
Data migration
Data subscription
API reference
Billing
Data transmission
Data subscription (consumer group management)
Data verification
Migration evaluation
Pre-check
Appendix
SDK reference
FAQs
Common general questions
Pre-check
Troubleshooting
- Documentation
Database Transmission ServiceAPI referencePre-checkPreCheckAsync
Copy page
Download PDFPre-check
PreCheckAsync
Copy pageDownload PDFPreCheckAsync
Call the PreCheckAsync API to create and start a pre-check task for the Database Transmission Service(DTS).
Request type
Asynchronous request.
Precautions
When you call the PreCheckAsync API, Version must be set to 2018-01-01.
Request parameters
Parameter | Type | Is it required? | Sample | Description |
TaskID | String | Yes | 05a7eb098f3443929835e2fab5****** | Task ID. tip |
Response parameter
Parameter | Type | Sample | Description |
ID | String | 174673297540540**** | Pre-check ID. |
Example
Request example
POST /?Action=PreCheckAsync&Version=2018-01-01 HTTP/1.1
Content-Type: application/json
Host: dts.cn-beijing.volcengineapi.com
X-Date: 20221001T101010Z
Authorization: HMAC-SHA256 Credential=AKLTN2I0MmFiNzMxNWE5NDgzMzk4MmVjMTVkODlkZTZ****/20221001/cn-beijing/dts/request,SignedHeaders=x-date, Signature=71d31fc7bcf990142851c9833c5656391486cda0ae2e0b8ada733b7c645****
{
"TaskId": "05a7eb098f3443929835e2fab5******"
}
Response example
{
"ResponseMetadata": {
"RequestId": "20240115140957BA42BED676A30104B613",
"Action": "PreCheckAsync",
"Version": "2018-01-01",
"Service": "dts",
"Region": "cn-beijing"
},
"Result": {
"ID": "174673313234787****"
}
}
Error code
Last updated: 2026.02.03 15:54:46
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