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tidb-server v1.1.0-beta
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@shenli shenli released this 24 Feb 11:18
v1.1.0-beta
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Learn about vigilant mode.
  • Add more monitoring metrics and refine the log
  • Compatible with more MySQL syntax
  • Support displaying the table creating time in information_schema
  • Optimize queries containing the MaxOneRow operator
  • Configure the size of intermediate result sets generated by Join, to further reduce the memory used by Join
  • Add the tidb_config session variable to output the current TiDB configuration
  • Fix the panic issue in the Union and Index Join operators
  • Fix the wrong result issue of the Sort Merge Join operator in some scenarios
  • Fix the issue that the Show Index statement shows indexes that are in the process of adding
  • Fix the failure of the Drop Stats statement
  • Optimize the query performance of the SQL engine to improve the test result of the Sysbench -
    Select/OLTP by 10%
  • Improve the computing speed of subqueries in the optimizer using the new execution engine; compared with TiDB 1.0, TiDB 1.1 Beta has great improvement in tests like TPC-H and TPC-DS
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