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Data Transfer Service
Release Notes and Announcements
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Adding DTS IP Addresses to the Allowlist of the Corresponding Databases
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Configuring Binlog in Self-Built MySQL
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Task Status Change Description
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Synchronizing Local Database to the Cloud
Creating Two-Way Sync Data Structure
Creating Many-to-One Sync Data Structure
Creating Multi-Site Active-Active IDC Architecture
Selecting Data Sync Conflict Resolution Policy
Using CLB as Proxy for Cross-Account Database Migration
Migrating Self-Built Databases to Tencent Cloud Databases via CCN
Best Practices for DTS Performance Tuning
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DTS API 2018-03-30
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ドキュメント
Data Transfer Service
Data Sync
Synchronize to PostgreSQL
PostgreSQL Pre Validation does not Pass Processing
Database Connection Check
Database Connection Check
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最終更新日: 2024-07-08 18:38:11
Check Details
The source and target databases need to be normally connected, and if not, a connection failure will be reported.
Causes
The network or server where the source database resides has a security group or firewall configured. For more information, see
Failed Connectivity Test > Security Group or Firewall Configured in Network or Server of Source Database
.
The source IP addresses are blocked by the source database. For more information, see
Failed Connectivity Test > Source IP Addresses Blocked in Source Database
.
The network port is closed. For more information, see
Failed Connectivity Test > Closed Network Port
.
The database account or password is incorrect.
Troubleshooting
Refer to the causes above based on the actual scenario and troubleshoot as instructed.
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