Github user fhueske commented on a diff in the pull request:
https://github.com/apache/incubator-flink/pull/244#discussion_r21090988
--- Diff: flink-java/src/main/java/org/apache/flink/api/java/DataSet.java
---
@@ -285,25 +285,37 @@ public ExecutionEnvironment getExecutionEnvironment()
{
}
/**
- * Syntactic sugar for aggregate (MAX, field)
+ * Syntactic sugar for {@link #aggregate(Aggregations, int)} using
{@link Aggregations#MAX} as
+ * the aggregation function.
+ * <p>
+ * <strong>Note:</strong> This operation is not to be confused with
{@link #maxBy(int...)},
+ * which selects one element with maximum value at the specified field
positions.
+ *
* @param field The index of the Tuple field on which the aggregation
function is applied.
* @return An AggregateOperator that represents the max'ed DataSet.
*
- * @see org.apache.flink.api.java.operators.AggregateOperator
+ * @see #aggregate(Aggregations, int)
+ * @see #maxBy(int...)
*/
- public AggregateOperator<T> max (int field) {
- return this.aggregate (Aggregations.MAX, field);
+ public AggregateOperator<T> max(int field) {
+ return aggregate(Aggregations.MAX, field);
}
/**
- * Syntactic sugar for aggregate (MIN, field)
+ * Syntactic sugar for {@link #aggregate(Aggregations, int)} using
{@link Aggregations#MIN} as
+ * the aggregation function.
+ * <p>
+ * <strong>Note:</strong> This operation is not to be confused with
{@link #minBy(int...)},
+ * which selects one element with the minimum value at the specified
field positions.
--- End diff --
as above?
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