在hive命令行中查詢數據如下:

表頭未顯示出來
解決辦法:
修改hive安裝包conf/hive-site.xml配置文件:
<property>
<name>hive.cli.print.header</name>
<value>true</value>
<description>Whether to print the names of the columns in query output.</description>
</property>
<property>
<name>hive.cli.print.current.db</name>
<value>true</value>
<description>Whether to include the current database in the Hive prompt.</description>
</property>
再次查詢如下所示:

