public class DictionaryEncoder extends Object
Constructor and Description |
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DictionaryEncoder() |
Modifier and Type | Method and Description |
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static ValueVector |
decode(ValueVector indices,
Dictionary dictionary)
Decodes a dictionary encoded array using the provided dictionary.
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static ValueVector |
encode(ValueVector vector,
Dictionary dictionary)
Dictionary encodes a vector with a provided dictionary.
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public static ValueVector encode(ValueVector vector, Dictionary dictionary)
vector
- vector to encodedictionary
- dictionary used for encodingpublic static ValueVector decode(ValueVector indices, Dictionary dictionary)
indices
- dictionary encoded values, must be int typedictionary
- dictionary used to decode the valuesCopyright © 2017 The Apache Software Foundation. All rights reserved.