[incubator-iotdb] 01/02: hive-connector

[ja...@apache.org]

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commit f256b748dab74bea35f6b3d809407e77d13bf7e7
Author: JackieTien97 <Ja...@foxmail.com>
AuthorDate: Thu Feb 6 09:57:07 2020 +0800

    hive-connector
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+
+## TsFile的Hive连接器
+
+TsFile的Hive连接器实现了对Hive读取外部Tsfile类型的文件格式的支持，
+使用户能够通过Hive操作Tsfile。
+
+有了这个连接器，用户可以
+* 将单个Tsfile文件加载进Hive，不论文件是存储在本地文件系统或者是HDFS中
+* 将某个特定目录下的所有文件加载进Hive，不论文件是存储在本地文件系统或者是HDFS中
+* 使用HQL查询tsfile
+* 到现在为止, 写操作在hive-connector中还没有被支持. 所以, HQL中的insert操作是不被允许的
+
+### 设计原理