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Document History
The following table describes the important changes to the documentation since the last release of Amazon Elastic MapReduce (Amazon EMR).
API version: 2009-03-31.
Latest documentation update: May 9, 2013.
| Change | Description | Release Date |
|---|---|---|
| Hive 0.8.1.7 |
Amazon Elastic MapReduce supports Hive 0.8.1.7 For more information, go to Supported Hive Versions. | May 2, 2013 |
| Improved documentation organization, new table of contents, and new topics |
Updated documentation organization with a restructured table of contents and many new topics for better ease of use and to accommodate customer feedback. | April 29, 2013 |
| AMI 2.3.5 |
Amazon Elastic MapReduce supports AMI 2.3.5. For more information, go to AMI Versions Supported in Amazon EMR. | April 26, 2013 |
| M1 Medium Amazon EC2 Instances |
Amazon Elastic MapReduce supports m1.medium instances. For more information, go to Hadoop Default Configuration (AMI 2.3). | April 18, 2013 |
| MapR 2.1.2 |
Amazon Elastic MapReduce supports MapR 2.1.2. For more information, go to Using the MapR Distribution for Hadoop. | April 18, 2013 |
| AMI 2.3.4 |
Deprecated | April 16, 2013 |
| AWS GovCloud (US) Region |
Adds support for the AWS GovCloud (US) Region. For more information, see AWS GovCloud (US). | April 9, 2013 |
| Supported Product User Arguments |
Improved support for launching job flows on third-party applications with a new | March 19, 2013 |
| Amazon Virtual Private Cloud |
Amazon Elastic MapReduce supports two platforms on which you can launch the EC2 instances of your job flow: EC2-Classic and EC2-VPC. For more information, go to Amazon VPC. | March 11, 2013 |
| AMI 2.3.3 |
Amazon Elastic MapReduce supports AMI 2.3.3. For more information, go to AMI Versions Supported in Amazon EMR. | March 1, 2013 |
| High I/O Instances |
Amazon Elastic MapReduce supports hi1.4xlarge instances. For more information, go to Hadoop Default Configuration (AMI 2.3). | February 14, 2013 |
| AMI 2.3.2 |
Amazon Elastic MapReduce supports AMI 2.3.2. For more information, go to AMI Versions Supported in Amazon EMR. | February 7, 2013 |
| New introduction and tutorial |
Added sections that describe Amazon EMR and a tutorial that walks you through your first streaming cluster. For more information, see What is Amazon EMR? and Get Started: Count Words with Amazon EMR | January 9, 2013 |
| CLI Reference |
Added CLI reference. For more information, see Command Line Interface Reference for Amazon EMR | January 8, 2013 |
| AMI 2.3.1 | Amazon Elastic MapReduce supports AMI 2.3.1. For more information, go to AMI Versions Supported in Amazon EMR. | December 24, 2012 |
| High Storage Instances |
Amazon Elastic MapReduce supports hs1.8xlarge instances. For more information, go to Hadoop Default Configuration (AMI 2.3). | December 20, 2012 |
| IAM Roles |
Amazon Elastic MapReduce supports IAM Roles For more information, go to Configure IAM Roles for Amazon EMR. | December 20, 2012 |
| Hive 0.8.1.6 |
Amazon Elastic MapReduce supports Hive 0.8.1.6 For more information, go to Supported Hive Versions. | December 20, 2012 |
| AMI 2.3.0 |
Amazon Elastic MapReduce supports AMI 2.3.0. For more information, go to AMI Versions Supported in Amazon EMR. | December 20, 2012 |
| AMI 2.2.4 |
Amazon Elastic MapReduce supports AMI 2.2.4 For more information, go to AMI Versions Supported in Amazon EMR. | December 6, 2012 |
| AMI 2.2.3 |
Amazon Elastic MapReduce supports AMI 2.2.3 For more information, go to AMI Versions Supported in Amazon EMR. | November 30, 2012 |
| Hive 0.8.1.5 |
Amazon Elastic MapReduce supports Hive 0.8.1.5. For more information, go to Analyze Data with Hive. | November 30, 2012 |
| Asia Pacific (Sydney) Region |
Adds support for Amazon EMR in the Asia Pacific (Sydney) Region. | November 12, 2012 |
| Visible To All IAM Users | Added support making a cluster visible to all IAM users on an AWS account. For more information, see Configure IAM User Permissions. | October 1, 2012 |
| Hive 0.8.1.4 |
Updates the HBase client on Hive clusters to version 0.92.0 to match the version of HBase used on HBase clusters. This fixes issues that occurred when connecting to an HBase cluster from a Hive cluster. | September 17, 2012 |
| AMI 2.2.1 |
| August 30, 2012 |
| AMI 2.1.4 |
| August 30, 2012 |
| Hadoop 1.0.3, AMI 2.2.0, Hive 0.8.1.3, Pig 0.9.2.2 | Support for Hadoop 1.0.3. For more information see Supported Hadoop Versions. | August 6, 2012 |
| AMI 2.1.3 | Fixes issues with HBase. | August 6, 2012 |
| AMI 2.1.2 | Support for Amazon CloudWatch metrics when using MapR. | August 6, 2012 |
| AMI 2.1.1 | Improves the reliability of log pushing, adds support for HBase in Amazon VPC, and improves DNS retry functionality. | July 9, 2012 |
| Major-Minor AMI Versioning | Improves AMI versioning by adding support for major-minor releases. Now you can specify the major-minor version for the AMI and always have the latest patches applied. For more information, see Choose a Machine Image . | July 9, 2012 |
| Hive 0.8.1.2 | Fixes an issue with duplicate data in large clusters. | July 9, 2012 |
| S3DistCp 1.0.5 | Provides better support for specifying the version of S3DistCp to use. | June 27, 2012 |
| Store Data with HBase | Amazon EMR supports HBase, an open source, non-relational, distributed database modeled after Google's BigTable. For more information, see Store Data with HBase. | June 12, 2012 |
| Launch a Cluster on the MapR Distribution for Hadoop | Amazon EMR supports MapR, an open, enterprise-grade distribution that makes Hadoop easier and more dependable. For more information, see Using the MapR Distribution for Hadoop. | June 12, 2012 |
| Connect to the Master Node in an Amazon EMR Cluster | Added information about how to connect to the master node using both SSH and a SOCKS proxy. For more information, see Connect to the Cluster. | June 12, 2012 |
| Hive 0.8.1 | Amazon Elastic MapReduce supports Hive 0.8.1. For more information, go to Analyze Data with Hive. | May 30, 2012 |
| HParser | Added information about running Informatica HParser on Amazon EMR. For more information, see Parse Data with HParser. | April 30, 2012 |
| AMI 2.0.5 | Enhancements to performance and other updates. For details, see AMI Versions Supported in Amazon EMR. | April 19, 2012 |
| Pig 0.9.2 | Amazon Elastic MapReduce supports Pig 0.9.2. Pig 0.9.2 adds support for user-defined functions written in Python and other improvements. For more information, go to Pig Version Details. | April 9, 2012 |
| Pig versioning | Amazon Elastic MapReduce supports the ability to specify the Pig version when launching a cluster. For more information, go to Process Data with Pig. | April 9, 2012 |
| Hive 0.7.1.4 | Amazon Elastic MapReduce supports Hive 0.7.1.4. For more information, go to Analyze Data with Hive. | April 9, 2012 |
| AMI 1.0.1 | Updates sources.list to the new location of the Lenny distribution in archive.debian.org. | April 3, 2012 |
| Hive 0.7.1.3 |
Support for new version of Hive, version 0.7.1.3, which adds the dynamodb.retry.duration variable which you can use to
configure the timeout duration for retrying Hive queries. This version of Hive also supports setting the Amazon DynamoDB endpoint from
within the Hive command-line application.
| March 13, 2012 |
| Support for IAM in the console | Support for AWS Identity and Access Management (IAM) in the Amazon EMR console. Improvements for S3DistCp and support for Hive 0.7.1.2 are also included. | February 28, 2012 |
| Support for CloudWatch Metrics | Support for monitoring cluster metrics and setting alarms on metrics. | January 31, 2012 |
| Support for S3DistCp | Support for distributed copy using S3DistCp. | January 19, 2012 |
| Support for Amazon DynamoDB | Support for exporting and querying data stored in Amazon DynamoDB. | January 18, 2012 |
| AMI 2.0.2 and Hive 0.7.1.1 | Support for Amazon EMR AMI 2.0.2 and Hive 0.7.1.1. | January 17, 2012 |
| Cluster Compute Eight Extra Large (cc2.8xlarge) | Support for Cluster Compute Eight Extra Large (cc2.8xlarge) instances in clusters. | December 21, 2011 |
| Hadoop 0.20.205 | Support for Hadoop 0.20.205. For more information see Supported Hadoop Versions. | December 11, 2011 |
| Pig 0.9.1 | Support for Pig 0.9.1. For more information see Supported Pig Versions. | December 11, 2011 |
| AMI versioning | You can now specify which version of the Amazon EMR AMI to use to launch your cluster. All EC2 instances in the cluster will be initialized with the AMI version that you specify. For more information see Choose a Machine Image . | December 11, 2011 |
| Amazon EMR clusters on Amazon Virtual Private Cloud (Amazon VPC) | You can now launch Amazon EMR clusters inside of your Amazon Virtual Private Cloud (Amazon VPC) for greater control over network configuration and access. For more information see Select a Amazon VPC Subnet for the Cluster (Optional). | December 11, 2011 |
| Spot Instances | Support for launching cluster instance groups as Spot Instances added. For more information see Lower Costs with Spot Instances (Optional). | August 19, 2011 |
| Hive 0.7.1 | Support for Hive 0.7.1 added. For more information see Supported Hive Versions. | July 25, 2011 |
| Termination Protection | Support for a new Termination Protection feature. For more information see Protect a Cluster from Termination. | April 14, 2011 |
| Tagging | Support for Amazon EC2 tagging. For more information see View Cluster Instances in Amazon EC2. | March 9, 2011 |
| IAM Integration | Support for Amazon Identity and Access Management. For more information see Configure IAM User Permissions and Configure IAM User Permissions. | February 21, 2011 |
| Elastic IP Support | Support for Elastic IP addresses. For more information see Associate an Elastic IP Address with a Cluster and Associate an Elastic IP Address with a Cluster. | February 21, 2011 |
| Environment Configuration | Expanded sections on Environment Configuration and Performance Tuning. For more information see Create Bootstrap Actions to Install Additional Software (Optional). | February 21, 2011 |
| Distributed Cache | For more information about using DistributedCache to upload files and libraries, see Import files using Distributed Cache. | February 21, 2011 |
| How to build modules using Amazon Elastic MapReduce (Amazon EMR) | For more information see Build Binaries Using Amazon EMR. | February 21, 2011 |
| Comparison of cluster types | For more information see Choose the Type of Cluster to Run. | February 21, 2011 |
| Amazon S3 multipart upload | Support of Amazon S3 multipart upload through the AWS Java SDK. For more information see Configure Multipart Upload for Amazon S3. | January 6, 2010 |
| Hive 0.70 | Support for Hive 0.70 and concurrent versions of Hive 0.5 and Hive 0.7 on same cluster. Note: You need to update the Elastic MapReduce Command Line Interface to resize running job flows and modify instance groups. For more information see Analyze Data with Hive. | December 8, 2010 |
| JDBC Drivers for Hive | Support for JDBC with Hive 0.5 and Hive 0.7. For more information see Use the Hive JDBC Driver. | December 8, 2010 |
| Support HPC | Support for Cluster Compute instances. For more information see Virtual Server Configurations. | November 14, 2010 |
| Bootstrap Actions | Expanded content and samples for bootstrap actions. For more information see Create Bootstrap Actions to Install Additional Software (Optional). | November 14, 2010 |
| Cascading clusters | Description of Cascading cluster support. For more information see Launch a Cascading Cluster and Process Data with a Cascading Cluster. | November 14, 2010 |
| Resize Running Cluster | Support for resizing a running cluster. New node types task and core replace slave node. For more information see What is Amazon EMR?, Resize a Running Cluster, and Resize a Running Cluster. | October 19, 2010 |
| Appendix: Configuration Options | Expanded information on configuration options available in Amazon EMR. For more information, refer to Hadoop Configuration Reference. | October 19, 2010 |
| Guide revision |
This release features a reorganization of the Amazon EMR Developer Guide. | October 19, 2010 |
