@Internal public class ArrayFromTuple extends Object implements Extractor<org.apache.flink.api.java.tuple.Tuple,Object[]>
构造器和说明 |
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ArrayFromTuple()
Using this constructor the extractor will convert the whole tuple (all
fields in the original order) to an array.
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ArrayFromTuple(int... indexes)
Using this constructor the extractor will combine the fields as specified
in the indexes parameter in an object array.
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public ArrayFromTuple()
public ArrayFromTuple(int... indexes)
indexes
- the field ids (enumerated from 0)Copyright © 2014–2019 The Apache Software Foundation. All rights reserved.