The DescribeCacheParameterGroups operation returns a list of cache parameter group descriptions. If a cache parameter group name is specified, the list will contain only the descriptions for that group.
 Declaration Syntax
 Declaration Syntax| C# | 
public DescribeCacheParameterGroupsResponse DescribeCacheParameterGroups()
 Return Value
 Return ValueThe response from the DescribeCacheParameterGroups service method, as returned by AmazonElastiCache.
 Exceptions
 Exceptions