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What is new in this release 

The WSO2 DAS version 3.0.0 is the successor of WSO2 BAM, and it is a complete rewrite of the analytics solution based on the latest technologies. It contains the following new Some of the prominent features and enhancements are as follows.

  • Data abstraction layer for analytics
  • Supports batch processing with Apache Spark SQL-based analytics query execution
  • Data publisher rewrite
  • RDBMS datasource support
  • REST APIs for analytics data service
  • CLI like user interface for Spark integration(SQL).
  • Supports distributed data indexing.
  • Pluggable data sources support with the new data abstraction layer
  • Unified data querying with Analytics REST API

Also, WSO2 DAS contains the following major new technological changes/substitutions when compared to its predecessor, which is WSO2 BAM. 

  • Introduction of a generic data store that can mount RDBMS, HBase, Cassandra or any other data store, instead of supporting Cassandra as the one and only event store.
  • Replaced Hadoop by with Apache Spark, and Hive by with Spark SQL.
  • Introduced indexing on stream persistence using Apache Solrpersistence based on Apache Lucene, instead of the Casandra secondary and custom index based indexing.
  • Replaced the Gadget Server and Gadget generating tool with WSO2 UES-based dashboards and its new gadget generating tool.
  • Integration of WSO2 CEP 4.0.0 based features, instead of WSO2 CEP 3.x.
  • Introduced CAR file-based artifact deployment for WSO2 BAM toolbox support.Removed WSO2 BAM report generation.

Compatible WSO2 product versions 

You can make any WSO2 product compatible with WSO2 DAS after installing a data agent. Data agents allow the product to communicate with the DAS and send statistics for analysis. The following products have the latest compatible data agents in them by default, and therefore are compatible with DAS 3.0.0.

  • APIM 1.9.1
  • AS 5.3.0
  • ESB 4.9.0

Fixed issues

For a list of fixed issues in this release, see WSO2 DAS 3.0.0 - Fixed Issues.

Known issues

For a list of known issues in this release, see WSO2 DAS 3.0.0 - Known Issues.