Support Array function for multi-value columns
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- Dominant language
- Java
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Description
Inspired by presto array functions(https://prestodb.io/docs/current/functions/array.html),
we can first support those transform functions on multi-value to 1 value result.
* [x] array_average
* [x] array_max
* [x] array_min
* [x] array_sum
* [ ] array_position
* [ ] cardinality
* [ ] contains
* [ ] element_at
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