A message flow represents the set of actions performed on a message when it is received and processed by a broker. The content and behavior of a message flow is defined by a set of files that you create when you complete your definition and configuration of the message flow content and structure:
You can customize the following built-in nodes by creating free-form ESQL statements that use the built-in ESQL statements and functions, and your own user-defined functions:
You can customize the following built-in nodes by specifying how input values map to output values:
You can use built-in ESQL functions and statements to define mappings, and you can use your own ESQL functions.
Related concepts
Message flows
Promoted properties
ESQL
Mappings
Related tasks
Developing message flow applications
Developing mappings
Developing ESQL
Related reference
Built-in nodes
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