Jorge created ARROW-10019:
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Summary: [Rust] Add substring kernel
Key: ARROW-10019
URL: https://issues.apache.org/jira/browse/ARROW-10019
Project: Apache Arrow
Issue Type: New Feature
Components: Rust
Reporter: Jorge
Assignee: Jorge
substring returns a substring of a StringArray starting at a given index, and
with a given optional length.
{{fn substring(array: &Array, start: i32, length: &Option<u32>) ->
Result<ArrayRef>}}
This operation is common in strings, and it is useful for string-based
transformations
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