TiDB Operator 1.2.0-rc.2 Release Notes

Release date: July 2, 2021

TiDB Operator version: 1.2.0-rc.2

New features

  • Support passing raw TOML config for TiCDC (#4010, @july2993)
  • Support setting StorageVolumes, AdditionalVolumes, and AdditionalVolumeMounts for TiCDC (#4004, @csuzhangxc)
  • Support setting custom labels and annotations for Discovery, TidbMonitor, and TidbInitializer (#4029, @csuzhangxc)
  • Support modifying Grafana dashboard (#4035, @mikechengwei)


  • Support using the TiKV version as the tag for BR toolImage if no tag is specified (#4048, @KanShiori)
  • Support handling PVC during scaling of TiDB (#4033, @csuzhangxc)
  • Add the liveness and readiness probes for TiDB Operator to check the TiDB Operator status (#4002, @mikechengwei)

Bug fixes

  • Fix the issue that TiDB Operator may panic during the deployment of heterogeneous clusters (#4054 #3965, @KanShiori @july2993)
  • Fix the issue that the status of TiDB service and TidbCluster are updated continuously even when no change is made to the TidbCluster spec (#4008, @july2993)
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