hadoop - Name node is in safe mode. Not able to leave - Stack …
2013年4月4日 · root# bin/hadoop fs -mkdir t mkdir: org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory …
Can Apache Spark run without Hadoop? - Stack Overflow
2015年8月15日 · The Apache Spark framework doesn't contain any default files system for storing data, so it uses Apache Hadoop that contains a distributed file system that's economical, and …
hadoop - Hive installation issues: Hive metastore database is not ...
2016年2月26日 · Starting metastore schema initialization to 2.0.0 Initialization script hive-schema-2.0.0.derby.sql Error: FUNCTION 'NUCLEUS_ASCII' already exists. …
Checksum Exception when reading from or copying to hdfs in …
2016年3月25日 · I am trying to implement a parallelized algorithm using Apache hadoop, however I am facing some issues when trying to transfer a file from the local file system to hdfs. A …
How to import org.apache Java dependencies w/ or w/o Maven
2015年8月6日 · So the quick background is I am creating a java program, that uses many different imports import org.apache.hadoop.conf.*; import org.apache.hadoop.fs.Path; import ...
java - hadoop No FileSystem for scheme: file - Stack Overflow
2013年6月24日 · This is a typical case of the maven-assembly plugin breaking things.. Why this happened to us. Different JARs (hadoop-commons for LocalFileSystem, hadoop-hdfs for …
Differences between Hadoop-common, Hadoop-core and Hadoop …
2015年3月4日 · It is an essential part or module of the Apache Hadoop Framework, along with the Hadoop Distributed File System (HDFS), Hadoop YARN and Hadoop MapReduce. Like all …
hadoop - Connect from Java to Hive using JDBC - Stack Overflow
2016年12月29日 · I'm trying to connect from Java to Hive server 1. I found a question time ago in this forum but it doesn't work for me. I'm using this code: import java.sql.SQLException; import …
Is there any official Docker images for Hadoop? - Stack Overflow
It's important to check if the chosen image includes only Hadoop. (I'm not sure about Cloudera image mentioned above). Check out the alternatives below: Sequenceiq: Image (+1M pulls) …
scala - org.apache.hadoop.net.ConnectTimeoutException: 20000 …
2016年7月24日 · org.apache.spark.rpc.RpcTimeoutException: Futures timed out after [120 seconds]. This timeout is controlled by spark.rpc.lookupTimeout Hot Network Questions