https://docs.aws.amazon.com/AWSCloudFormation/latest/TemplateReference/aws-properties-pipes-pipe-pipetargetredshiftdataparameters.html
AWS::Pipes::Pipe PipeTargetRedshiftDataParameters - AWS CloudFormation
These are custom parameters to be used when the target is a Amazon Redshift cluster to invoke the Amazon Redshift Data API BatchExecuteStatement.
awspipescloudformation