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2.0.10.md

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TiDB 2.0.10 Release Notes
Releases

TiDB 2.0.10 Release Notes

On December 18, 2018, TiDB 2.0.10 is released. The corresponding TiDB-Ansible 2.0.10 is also released. Compared with TiDB 2.0.9, this release has great improvement in system compatibility and stability.

TiDB

  • Fix the possible issue caused by canceling a DDL job #8513
  • Fix the issue that the ORDER BY and UNION clauses cannot quote the column including a table name #8514
  • Fix the issue that the UNCOMPRESS function does not judge the incorrect input length #8607
  • Fix the issue encountered by ANSI_QUOTES SQL_MODE when upgrading TiDB #8575
  • Fix the issue that select returns the wrong result in some cases #8570
  • Fix the possible issue that TiDB cannot exit when it receives the exit signal #8501
  • Fix the issue that IndexLookUpJoin returns the wrong result in some cases #8508
  • Avoid pushing down the filter containing GetVar or SetVar #8454
  • Fix the issue that the result length of the UNION clauses is incorrect in some cases #8491
  • Fix the issue of PREPARE FROM @var_name #8488
  • Fix the panic issue when dumping statistics information in some cases #8464
  • Fix the statistics estimation issue of point queries in some cases #8493
  • Fix the panic issue when the returned default enum value is a string #8476
  • Fix the issue that too much memory is consumed in the scenario of wide tables #8467
  • Fix the issue encountered when Parser incorrectly formats the mod opcode #8431
  • Fix the panic issue caused by adding foreign key constraints in some cases #8421, #8410
  • Fix the issue that the YEAR column type incorrectly converts the zero value #8396
  • Fix the panic issue occurred when the argument of the VALUES function is not a column #8404
  • Disable Plan Cache for statements containing subqueries #8395

PD

  • Fix the possible issue that RaftCluster cannot stop caused by deadlock #1370

TiKV

  • Avoid transferring the leader to a newly created peer, to optimize the possible delay #3929
  • Fix redundant Region heartbeats #3930