VANCOUVER, BRITISH COLUMBIA--(Marketwire - Nov 14, 2012) - arcplan Enterprise and Simba Technologies announced today a partnership to enable connectivity to Hadoop distributions - enabling SQL access ...

执行sql时报下图错误，度娘说是有以下几种情况，第一：副本数设置过大（经验证副本数小于节点数） ；第二：namenode无法正常连接datanode（经验证正常连接）；第三：集群空间不够用。当时空间已使用80%，所以尝试删除部分数据，发现删除之后不再报错，所以 ...

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