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What is new in this release

WSO2 CEP version 4.2.0 is the successor of version 4.1.0. It contains the following new features and enhancements.

  • Performance improvements to achieve reduced latency per event.
  • Introduction of new inbuilt windows in Siddhi including externalTimeBatch and externalTime.
  • Introduction of new aggregators in Siddhi including Distinct Count, Forever Maximum and Forever Minimum.
  • Introduction of new functions in Siddhi including Split.
  • Implementation of Event Window in Siddhi.
  • Improvements to the Analytics Dashboard and the gadget generating tool.

Compatible WSO2 product versions

The following products were tested for compatibility with WSO2 CEP 4.1.0.

  • Data Analytics Server 3.1.0
  • Enterprise Service Bus 5.0.0
  • Machine Learner 1.1.1
  • Message Broker 3.1.0
  • Identity Server 5.1.0

What is changed in this release

  • The Execution Manager tool is replaced by the Template Manager tool with enhanced functionality.

Fixed issues

This release includes several bug fixes.

For a complete list of issues fixed in this release, see CEP 4.2.0 - Fixed Issues.

Known issues

For a complete list of known issues in this release, see CEP 4.2.0 - Known Issues.

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