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cassandra数据目录 cassandra数据库端口是多少
如何在spark中读写cassandra数据 value)VALUES(3;加载connectorimportcom.datastax.kv table:assert(col:val col=sc.parallelize(Seq((4;Wr...
如何在spark中读写cassandra数据 value)VALUES(3;加载connectorimportcom.datastax.kv table:assert(col:val col=sc.parallelize(Seq((4;Wr...