Release 3.22.01.0

[yanhuqing666]

Release Notes:

We have released a new version 3.22.01.0.
Firstly, we must thanks to the following people for their contributions to our community：@TommyZC, @xhailiang, @lenovore, @bjddd192 .

Features:

• [[Improvement] support analysis database clickhouse #3230] Support analysis database ClickHouse worked as MySQL.
• [[Improvement] updated the custom thread name in dble #3231] updated the custom thread name in dble. More Detail,see doc.
• [Support stickiness for read and write instances #2968] Support stickiness for read and write instances. More Detail,see doc.
• [DDL log optimization #3229] DDL log optimization. More Detail,see doc.
• [support flow control for rwsplit #3232] Support flow control for rwsplit
• [[Improvement] Optimize the split command #3233] Optimize the split command
• [[improvement] support hint execute plan for complex query #3234] Support hint execute plan for complex query . More Detail,see doc.

Bug-fixes:

• [数据库表字段使用smallInt情况下返回的数据出错 #3175] Database table returns data error when using smallInt, thanks to @TommyZC for reporting this issue.
• [update语句中，分片键使用`符号包围，不能正常路由 #3160] When use ` to surround the sharding-key in update statement, dble cannot route keys properly, thanks to @xhailiang for reporting this issue.
• [Lost connection to MySQL server #3132] Parameter names are correct, thanks to @lenovore for reporting the bug.
• [where条件分片字段未加别名时，语句路由不正确 #3063] When the where condition fragment field is not aliased, the statement routing is incorrect, thanks to @bjddd192 for reporting the bug.

Breaking backward compatibility:

[#3231] thread name

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发行说明：

我们发布了新版本 3.22.01.0。
首先，我们必须感谢以下人士对我们社区的贡献：@TommyZC, @xhailiang, @lenovore, @bjddd192.

特性：

• [[Improvement] support analysis database clickhouse #3230] 支持分析型数据库ClickHouse以MySQL形式作为后端存储.
• [[Improvement] updated the custom thread name in dble #3231] 线程和参数名进行统一. 更多详细信息，请参见 doc.
• [Support stickiness for read and write instances #2968] 读写分离中增加连接粘性，防止读脏数据. 更多详细信息，请参见 doc.
• [DDL log optimization #3229] DDL日志优化. 更多详细信息，请参见 doc.
• [support flow control for rwsplit #3232] 支持读写分离的流量控制
• [[Improvement] Optimize the split command #3233] 优化split命令
• [[improvement] support hint execute plan for complex query #3234] 支持hint指定查询计划顺序。更多详细信息，请参见 doc.

缺陷修复:

• [数据库表字段使用smallInt情况下返回的数据出错 #3175] 数据库表字段使用smallInt情况下返回的数据出错，感谢@TommyZC 报告此问题。
• [update语句中，分片键使用`符号包围，不能正常路由 #3160] update语句中，分片键使用`符号包围，不能正常路由，感谢@xhailiang 报告此问题。
• [Lost connection to MySQL server #3132] 参数名不够准确问题，感谢@lenovore 报告错误。
• [where条件分片字段未加别名时，语句路由不正确 #3063] where条件分片字段未加别名时，语句路由不正确，感谢@bjddd192 报告bug。

和旧版本的不兼容项：

[#3231] 线程名的变更

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This discussion was created from the release Release 3.22.01.0.