Getting started with hive commands

1. Use bin/hive -helpthe help of querying hive
2. Use bin/hivethe command line to enter hive
3. Basic commands:

• View database

show databases;

• View table name

show tables;

• View the hdfs file system in the hive cli command window

dfs -ls /;

• View the local file system in the hive cli command window

! ls /...

• Exit hive cli

quit;

Or exit;it's okay, there is no difference in the new version of hive.

• Information display configuration after query

  Add the following configuration information in the hive-site.xml file, you can achieve the display of the current database, and query table header information configuration

<property>
	<name>hive.cli.print.header</name>
	<value>true</value>
</property>

<property>
	<name>hive.cli.print.current.db</name>
	<value>true</value>
</property>