releases, readme: add TiDB 2.0.10 Release Notes (pingcap#817)

README.md

@@ -157,6 +157,7 @@
 - [Frequently Asked Questions (FAQ)](FAQ.md)
 - [TiDB Best Practices](https://pingcap.com/blog/2017-07-24-tidbbestpractice/)
 + [Releases](releases/rn.md)
+  - [2.0.10](releases/2.0.10.md)
   - [2.1.1](releases/2.1.1.md)
   - [2.1 GA](releases/2.1ga.md)
   - [2.0.9](releases/209.md)

releases/2.0.10.md

@@ -0,0 +1,39 @@
+---
+title: TiDB 2.0.10 Release Notes
+category: 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](https://github.com/pingcap/tidb/pull/8513)
+- Fix the issue that the `ORDER BY` and `UNION` clauses cannot quote the column including a table name [#8514](https://github.com/pingcap/tidb/pull/8514)
+- Fix the issue that the `UNCOMPRESS` function does not judge the incorrect input length [#8607](https://github.com/pingcap/tidb/pull/8607)
+- Fix the issue encountered by `ANSI_QUOTES SQL_MODE` when upgrading TiDB [#8575](https://github.com/pingcap/tidb/pull/8575)
+- Fix the issue that `select` returns the wrong result in some cases [#8570](https://github.com/pingcap/tidb/pull/8570)
+- Fix the possible issue that TiDB cannot exit when it receives the exit signal [#8501](https://github.com/pingcap/tidb/pull/8501)
+- Fix the issue that `IndexLookUpJoin` returns the wrong result in some cases [#8508](https://github.com/pingcap/tidb/pull/8508)
+- Avoid pushing down the filter containing `GetVar` or `SetVar` [#8454](https://github.com/pingcap/tidb/pull/8454)
+- Fix the issue that the result length of the `UNION` clauses is incorrect in some cases [#8491](https://github.com/pingcap/tidb/pull/8491)
+- Fix the issue of `PREPARE FROM @var_name` [#8488](https://github.com/pingcap/tidb/pull/8488)
+- Fix the panic issue when dumping statistics information in some cases [#8464](https://github.com/pingcap/tidb/pull/8464)
+- Fix the statistics estimation issue of point queries in some cases [#8493](https://github.com/pingcap/tidb/pull/8493)
+- Fix the panic issue when the returned default `enum` value is a string [#8476](https://github.com/pingcap/tidb/pull/8476)
+- Fix the issue that too much memory is consumed in the scenario of wide tables [#8467](https://github.com/pingcap/tidb/pull/8467)
+- Fix the issue encountered when Parser incorrectly formats the mod opcode [#8431](https://github.com/pingcap/tidb/pull/8431)  
+- Fix the panic issue caused by adding foreign key constraints in some cases [#8421](https://github.com/pingcap/tidb/pull/8421), [#8410](https://github.com/pingcap/tidb/pull/8410)
+- Fix the issue that the `YEAR` column type incorrectly converts the zero value [#8396](https://github.com/pingcap/tidb/pull/8396)
+- Fix the panic issue occurred when the argument of the `VALUES` function is not a column [#8404](https://github.com/pingcap/tidb/pull/8404)
+- Disable Plan Cache for statements containing subqueries [#8395](https://github.com/pingcap/tidb/pull/8395)  
+
+## PD
+
+- Fix the possible issue that RaftCluster cannot stop caused by deadlock [#1370](https://github.com/pingcap/pd/pull/1370)
+
+## TiKV
+
+- Avoid transferring the leader to a newly created peer, to optimize the possible delay [#3929](https://github.com/tikv/tikv/pull/3929)
+- Fix redundant Region heartbeats [#3930](https://github.com/tikv/tikv/pull/3930)

releases/rn.md

@@ -5,6 +5,7 @@ category: release
 
 # TiDB Release Notes
 
+- [2.0.10](../releases/2.0.10.md)
 - [2.1.1](../releases/2.1.1.md)
 - [2.1 GA](../releases/2.1ga.md)
 - [2.0.9](../releases/209.md)