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TiFlash v4.0.13
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@zhouqiang-cl zhouqiang-cl released this 27 May 11:37
v4.0.13
9f954da
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Improvements

  • Automatically clean archived data to free up disk space

Bug Fixes

  • Fix the issue that number of delta-merge-tasks is not reported to Prometheus
  • Fix the TiFlash panic issue that occurs during Segment Split
  • Fix the issue that the Region write Duration (write blocks) panel in Grafana is shown in a wrong place
  • Fix the potential issue that the storage engine fails to remove data
  • Fix the issue of incorrect results when casting the TIME type to the INTEGER type
  • Fix a bug that the behavior of the bitwise operator is different from that of TiDB
  • Fix the issue of incorrect results when casting the STRING type to the INTEGER type
  • Fix the issue that consecutive and fast writes might make TiFlash out of memory
  • Fix the potential issue that the exception of null pointer might be raised during the table GC
  • Fix the TiFlash panic issue that occurs when writing data to dropped tables
  • Fix the TiFlash panic issue that occurs during BR restore
  • Fix a bug that the weights of some characters are wrong when using the general CI collation
  • Fix the potential issue that data will be lost in tombstoned tables
  • Fix the issue of incorrect results when comparing the string which contains zero bytes
  • Fix the issue that the logical function returns wrong results if the input column contains null constants
  • Fix the issue that the logical function only accepts the numeric type
  • Fix the issue of incorrect results that occurs when the timestamp value is 1970-01-01 and the timezone offset is negative
  • Fix the issue that hash value of Decimal256 is not stable
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