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DM 2.0 RC.2 Release Notes

Release date: September 1, 2020

DM version: 2.0.0-rc.2

Improvements

  • Support more AWS Aurora-specific privileges when pre-checking the data migration task #950
  • Check whether GTID is enabled for the upstream MySQL/MariaDB when configuring enable-gtid: true and creating a data source #957

Bug fixes

  • Fix the Column count doesn't match value count error that occurs in the running migration task after automatically upgrading the DM cluster from v1.0.x to v2.0.0-rc #952
  • Fix the issue that the DM-worker or DM-master component might not correctly exit #963
  • Fix the issue that the --no-locks argument does not take effect on the dump processing unit in DM v2.0 #961
  • Fix the field remove-meta not found in type config.TaskConfig error that occurs when using the task configuration file of the v1.0.x cluster to start the task of a v2.0 cluster #965
  • Fix the issue that when the domain name is used as the connection address of each component, the component might not be correctly started #955
  • Fix the issue that the connection between the upstream and downstream might not be released after the migration task is stopped #943
  • Fix the issue that in the optimistic sharding DDL mode, concurrently executing the DDL statement on multiple sharded tables might block the sharding DDL coordination #944
  • Fix the issue that the newly started DM-master might cause the list-member to panic #970