Finishes the asynchronous execution of the DescribeDBParameterGroups operation.
            
 Declaration Syntax
 Declaration Syntax| C# | 
public DescribeDBParameterGroupsResponse EndDescribeDBParameterGroups( IAsyncResult asyncResult )
 Parameters
 Parameters- asyncResult (IAsyncResult)
- The IAsyncResult returned by the call to BeginDescribeDBParameterGroups.
 Return Value
 Return ValueReturns a DescribeDBParameterGroupsResult from AmazonRDS.