Name | Description | Type | Package | Framework |
Aggregator | An Aggregator takes the set of all values associated with a unique grouping and returns zero or more values. | Interface | cascading.operation | Cascading |
AggregatorCall | This interface is generic, allowing the user to set a custom 'context' object when Aggregator. | Interface | cascading.operation | Cascading |
Average | Class | cascading.operation.aggregator | Cascading | |
Average .Context | Class | cascading.operation.aggregator.Average | Cascading | |
Count | Note the resulting value for count is always a long. | Class | cascading.operation.aggregator | Cascading |
ExtentBase | Class | cascading.operation.aggregator | Cascading | |
ExtremaValueBase | Comparable types and the Comparable. | Class | cascading.operation.aggregator | Cascading |
ExtremaValueBase .Context | Class | cascading.operation.aggregator.ExtremaValueBase | Cascading | |
First | By default, it returns the first Tuple of Fields. | Class | cascading.operation.aggregator | Cascading |
Last | By default, it returns the last Tuple of Fields. | Class | cascading.operation.aggregator | Cascading |
MaxValue | Values are expected to be Comparable types vs numeric representations and the Comparable. | Class | cascading.operation.aggregator | Cascading |
MinValue | Class Min is an Aggregator that returns the minimum value encountered in the current group. | Class | cascading.operation.aggregator | Cascading |
Sum | Class | cascading.operation.aggregator | Cascading | |