- About DM
- What is DM?
- Basic Features
- Advanced Features
- Merge and Migrate Data from Sharded Tables
- Migrate from MySQL Databases that Use GH-ost/PT-osc
- Filter Certain Row Changes Using SQL Expressions
- DM Architecture
- Benchmarks
- Quick Start
- Deploy
- Maintain
- Tools
- Cluster Upgrade
- Manage Data Source
- Manage a Data Migration Task
- Manually Handle Sharding DDL Lock
- Manage Schemas of Tables to be Migrated
- Handle Alerts
- Daily Check
- Usage Scenarios
- Troubleshoot
- Performance Tuning
- Reference
- Secure
- FAQ
- Glossary
- Release Notes
DM 1.0.3 Release Notes
Release date: December 13, 2019
DM version: 1.0.3
DM-Ansible version: 1.0.3
Improvements
- Add the command mode in dmctl
- Support migrating the
ALTER DATABASE
DDL statement - Optimize the error message output
Bug fixes
- Fix the panic-causing data race issue occurred when the full import unit pauses or exits
- Fix the issue that
stop-task
andpause-task
might not take effect when retrying SQL operations to the downstream
Detailed bug fixes and changes
- Add the command mode in dmctl #364
- Optimize the error message output #351
- Optimize the output of the
query-status
command #357 - Optimize the privilege check for different task modes #374
- Support checking the duplicate quoted route-rules or filter-rules in task config #385
- Support migrating the
ALTER DATABASE
DDL statement #389 - Optimize the retry mechanism for anomalies #391
- Fix the panic issue caused by the data race when the import unit pauses or exits #353
- Fix the issue that
stop-task
andpause-task
might not take effect when retrying SQL operations to the downstream #400 - Upgrade Golang to v1.13 and upgrade the version of other dependencies #362
- Filter the error that the context is canceled when a SQL statement is being executed #382
- Fix the issue that the error occurred when performing a rolling update to DM monitor using DM-ansible causes the update to fail #408
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