alamb commented on code in PR #6671:
URL: https://github.com/apache/arrow-rs/pull/6671#discussion_r1826547114
##########
arrow-string/src/length.rs:
##########
@@ -137,6 +137,26 @@ pub fn bit_length(array: &dyn Array) -> Result<ArrayRef,
ArrowError> {
let list = array.as_string::<i64>();
Ok(bit_length_impl::<Int64Type>(list.offsets(), list.nulls()))
}
+ DataType::Utf8View => {
+ let string_view_array = array
+ .as_any()
+ .downcast_ref::<StringViewArray>()
+ .ok_or_else(|| ArrowError::ComputeError("Expected Utf8View
array".to_string()))?;
+ let mut bit_lengths = Vec::with_capacity(array.len());
+ for i in 0..array.len() {
+ let bit_length = if string_view_array.is_valid(i) {
+ (string_view_array.value(i).len() * 8) as i32
Review Comment:
I tried to find docs on how to work with the views and I didn't find
anything good - so I made a PR to add an example:
https://github.com/apache/arrow-rs/pull/6673
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