Big Data: Hadoop, Spark

1. Apache Hadoop - wiki.
2. Hadoop Ecosystem
1. Hadoop Vendors
1. Hortonworks, 
2. Cloudera,
3. MapR, 
4. Greenplum, 
5. IBM, and 
6. Amazon.
2. Parts
1. Hive is a SQL dialect and 
2. Pig is a dataflow language for that hide the tedium of creating MapReduce jobs behind higher-level abstractions more appropriate for user goals. 
3. Zookeeper is used for federating services and 
4. Oozie is a scheduling system. Avro, 
5. Thrift and Protobuf are platform-portable data serialization and description formats.
3. Apache Spark
1. Apache Spark Ecosystem
2. Wiki
3. Implementation
1. 77% scala
2. 9%  python
3. 7%  java
4. 8%  other
4. Big Data Processing with Apache Spark
1. Part 1: Introduction
2. Part 2: Spark SQL
3. Spark Streaming.