Union

Combines streams with the same input schema into one stream with all of the events of the input streams. If the combined streams do not have the same schema, an error is thrown.

Function Input

collection<collection<record<R>>>

This function takes in collections of records with schema R.

Function Output

collection<record<R>>

This function outputs a collection of records with schema R.

Arguments

Argument	Input	Description	UI example
1st branch	collection<collection<record<R>>>	The name of the function that you want to perform the union on.	read-from-apache-kafka
2nd branch	collection<collection<record<R>>>	The name of the function that you want to perform the union on.	receive-from-splunk-forwarders

Example

This example unions together two branches, one branch containing the data from the Ingest Service and another branch containing the data from the Forwarders Service. For a detailed example of how to union two functions together, see the Create a pipeline with multiple data sources topic.