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原创 File /input/data.txt._COPYING_ could only be replicated to 0 nodes instead of minReplication (=1)

17/09/22 14:53:21 WARN hdfs.DFSClient: DataStreamer Exceptionorg.apache.hadoop.ipc.RemoteException(java.io.IOException): File /input/data.txt._COPYING_ could only be replicated to 0 nodes instead of m...

2018-03-30 12:00:37 7929 3

原创 mysql数据字典

SELECT COLUMN_NAME,IS_NULLABLE,COLUMN_TYPE,COLUMN_COMMENT,TABLE_NAMEfrom information_schema.columnsWHERE TABLE_SCHEMA = 'databaseName' AND TABLE_NAME='tableName'

2018-03-30 11:57:21 275

tomcat7.0免安装

Tomcat免安装解压后再eclipse或者myeclipse中配置相应路径再eclipse或者myeclipse中启动就可以了

2018-03-30

hibernate-3.2.5.zip

比较全的hibernate3。传智播客hibernate教程中所使用的工具。

2015-10-20

css4中文参考手册

2016-09-12

省市区三级sql

2016-09-12

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