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[Java] DictionaryEncoder can decode without building a DictionaryHashTable #14873

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gf2121 opened this issue Dec 7, 2022 · 0 comments · Fixed by #14874
Closed

[Java] DictionaryEncoder can decode without building a DictionaryHashTable #14873

gf2121 opened this issue Dec 7, 2022 · 0 comments · Fixed by #14874
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Component: Java Type: enhancement
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11.0.0

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gf2121 commented Dec 7, 2022

Describe the enhancement requested

Today DictionaryEncoder always forces the building of a DictionaryHashTable in the constructor. It can be avoided in scenarios where only decoding is required.

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Java
@gf2121 gf2121 mentioned this issue Dec 7, 2022
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lidavidm pushed a commit that referenced this issue Dec 8, 2022
@gf2121
GH-14873: [Java] DictionaryEncoder can decode without building a Dict…
9c68655 
…ionaryHashTable (#14874)

Today DictionaryEncoder always forces the building of a DictionaryHashTable in the constructor. It can be avoided in scenarios where only decoding is required.

see: #14873
* Closes: #14873

Authored-by: 郭峰 <guofeng.my@bytedance.com>
Signed-off-by: David Li <li.davidm96@gmail.com>
@lidavidm lidavidm added this to the 11.0.0 milestone Dec 8, 2022
@gf2121 gf2121 mentioned this issue Dec 9, 2022
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GH-14873: [Java] DictionaryEncoder can decode without building a DictionaryHashTable gf2121/arrow
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