TiDB Operator 1.4.0-beta.1 Release Notes

Release date: October 27, 2022

TiDB Operator version: 1.4.0-beta.1

New Feature

TiDB Operator supports snapshot backup and restore based on Amazon EBS (experimental) (#4698, @gozssky). This feature has the following benefits:
- Reduce the impact of backup on QPS to less than 5%
- Shorten the backup and restore time

Bug fixes

Fix the issue that the log backup checkpoint ts will not be updated after TiDB Operator restarts (#4746, @WizardXiao)
Fix the issue that log backup checkpoint ts will not be updated when TLS is enabled for the TiDB cluster (#4716, @WizardXiao)

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