This documentation is for WSO2 Complex Event Processor 4.0.0. View documentation for the latest release.
WSO2 Complex Event Processor is succeeded by WSO2 Stream Processor. To view the latest documentation for WSO2 SP, see WSO2 Stream Processor Documentation.

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The execution logic of Siddhi can be composed together as an execution plan, and all the above language constructs can be written as script in an execution plan. Each construct should be separated by a semicolon ( ; ). 

Event Stream

An event stream is a sequence of events with a defined schema. One or more event streams can be imported and manipulated using queries in order to identify complex event conditions, and new event streams are created to notify query responses.

A type sequence of events that will have a defined schema, one or more events stream can be consumed and manipulated by queries in order to identify complex event conditions and new event streams could be emitted to notify query responses. 

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