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. Some of the prominent features and enhancements are as follows.
- Supports batch processing with Apache Spark (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.
- 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 with Apache Spark, and Hive with Spark SQL.
- Introduced indexing on stream persistence 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.
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.