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

Download PDF