hive下库里有表数据,删不了库的解决办法
报错:FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. InvalidOperationException(message:Database db_hive2 is not empty. One or more tables exist.)

使用CASCADE ,强制删除。(迭代删除)
drop database db_hive2 cascade;

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