[SPARK-9999] Dataset API on top of Catalyst/DataFrame - ASF JIRA
The RDD API is very flexible, and as a result harder to optimize its execution in some cases. The DataFrame API, on the other hand, is much easier to optimize, but lacks some of the nice perks of the RDD API (e.g. harder to use UDFs, lack of strong types in Scala/Java). The goal of Spark Datasets is to provide an API that allows users to easily express transformations on domain objects, while also
[HADOOP-5303] Oozie, Hadoop Workflow System - ASF JIRA
This is a proposal for a system specialized in running Hadoop/Pig jobs in a control dependency DAG (Direct Acyclic Graph), a Hadoop workflow application. Attached there is a complete specification and a high level overview presentation. Highlights A Workflow application is DAG that coordinates the following types of actions: Hadoop, Pig, Ssh, Http, Email and sub-workflows. Flow control operations
[MAPREDUCE-1262] Eclipse Plugin does not build for Hadoop 0.20.1 - ASF JIRA
When trying to run the build script for the Eclipse Plugin in src/contrib/eclipse-plugin there are several errors a user receives. The first error is that the eclipse.home is not set. This is easily remedied by adding a value for eclipse.home in the build.properties file in the eclipse-plugin directory. The script then states it cannot compile org.apache.hadoop.eclipse.launch.HadoopApplicationLaun
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[HADOOP-6148] Implement a pure Java CRC32 calculator - ASF JIRA
[HADOOP-5678] Mixed up #includes in c++ files. - ASF JIRA
