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DataFrame中的行动算子操作2
## 修改hdfs-site.xml <property> <name>hive.metastore.warehouse.dir</name> <value>hdfs://node1:9000/user/hive/warehouse</value> <description>location of default database for the warehouse</description> </pDataFrame中的行动算子操作2
## 修改hdfs-site.xml <property> <name>hive.metastore.warehouse.dir</name> <value>hdfs://node1:9000/user/hive/warehouse</value> <description>location of default database for the warehouse</description> </p