obclient 发行版

# RELEASE NOTE

| Item | Description |
| --- | --- |
| Release date | 2022-11-24 |
| Release version | v2.2.1 |
| OBClient Commit number | 466aa37d1f4d5f0c4d043ad088006ba43c64e461
| OBConnector-C Commit number | 07c1c5ca229d38b7c3e957560ef7b26bb998803b |

## New Feature

- Added "--proxy-mode" to the ObClient command line, which needs to be used when connecting to the root@proxysys tenant
## BUG Fix

- Fixed the problem of correctness of query results when non-blank new columns were added in oracle tenant mode
- Fixed the double free problem when using the ob2.0 protocol
- Adjust the packet sending logic of 2.0 protocol, the request packet less than 16M will not be unpacked when sending, which is compatible with the current logic of ObProxy
## Revision

- Added mysqldump and mysqlimport binary to the rpm package

## 版本信息
| 名称 | 描述 |
| --- | --- |
| 发布时间 | 2022 年 11 月 24 日 |
| 版本号 | v2.2.1 |
| OBClient：提交号 |  466aa37d1f4d5f0c4d043ad088006ba43c64e461
OBConnector-C：提交号 | 07c1c5ca229d38b7c3e957560ef7b26bb998803b |

## 新增功能

- ObClient命令行新增「--proxy-mode」，连接root@proxysys租户时需要使用该参数
## BUG修复

- 修复oracle租户模式下，非空白新增列，查询结果正确性问题
- 修复使用ob2.0协议时，存在的double free问题
- 调整2.0协议发包逻辑，小于16M的请求包，在发送时不拆包，兼容ObProxy当前逻辑
## 调整

- rpm包中新增mysqldump以及mysqlimport binary

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