TiDB 3.1.2 Release Notes

Release date: June 4, 2020

TiDB version: 3.1.2

Bug Fixes

• TiKV

  • Fix the error handling issue during backup and restoration with S3 and GCS #7965
  • Fix the DefaultNotFound error that occurs during restoration #7838

• Tools

  • Backup & Restore (BR)

    • Retry automatically when the network is poor to improve stability with S3 and GCS storages #314 #7965
    • Fix a restoration failure that occurs because the Region leader cannot be found when restoring small tables #303
    • Fix a data loss issue during restoration when a table’s row ID exceeds 2^(63) #323
    • Fix the issue that empty databases and tables cannot be restored #318
    • Support using AWS KMS for server-side encryption (SSE) when targeting the S3 storage #261