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Sort.ColumnOrder (Apache Crunch 0.3.0-incubating API)
org.apache.crunch.lib
Class Sort.ColumnOrder
java.lang.Object
org.apache.crunch.lib.Sort.ColumnOrder
Enclosing class: Sort
public static class Sort.ColumnOrder extends Object
To sort by column 2 ascending then column 1 descending, you would use:
sortPairs(coll, by(2, ASCENDING), by(1, DESCENDING))
Column numbering is 1-based.
Sort.ColumnOrder
public Sort.ColumnOrder (int column,
Sort.Order order)
by
public static Sort.ColumnOrder by (int column,
Sort.Order order)
toString
public String toString ()
Overrides: toString
in class Object
Copyright © 2012 The Apache Software Foundation . All Rights Reserved.