You are viewing the documentation of an older version of the TiDB database (TiDB v3.0).

It is recommended that you use the latest LTS version of the TiDB database.

TiDB 1.0.5 Release Notes

On December 26, 2017, TiDB 1.0.5 is released with the following updates:




  • Fix the issue that it is slow to get the CPU ID using the get_cpuid function.
  • Support the dynamic-level-bytes parameter to improve the space collection situation.

To upgrade from 1.0.4 to 1.0.5, follow the rolling upgrade order of PD -> TiKV -> TiDB.

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