AWS SDK for .NET Documentation
DeleteClusterParameterGroup Method (request)
AmazonAmazon.RedshiftAmazonRedshiftDeleteClusterParameterGroup(DeleteClusterParameterGroupRequest) Did this page help you?   Yes   No    Tell us about it...
Deletes a specified Amazon Redshift parameter group.
Note:
You cannot delete a parameter group if it is associated with a cluster.
Declaration Syntax
Parameters
request (DeleteClusterParameterGroupRequest)
Container for the necessary parameters to execute the DeleteClusterParameterGroup service method.
Return Value
The response from the DeleteClusterParameterGroup service method, as returned by Redshift.
Exceptions
ExceptionCondition
ClusterParameterGroupNotFoundException The parameter group name does not refer to an existing parameter group.
InvalidClusterParameterGroupStateException The cluster parameter group action can not be completed because another task is in progress that involves the parameter group. Wait a few moments and try the operation again.

Assembly: AWSSDK (Module: AWSSDK) Version: 1.5.60.0 (1.5.60.0)