alamb commented on code in PR #13758:
URL: https://github.com/apache/datafusion/pull/13758#discussion_r1884310286
##########
datafusion/functions/src/strings.rs:
##########
@@ -185,9 +185,24 @@ impl StringArrayBuilder {
unsafe { self.offsets_buffer.push_unchecked(next_offset) };
}
+ /// Finalise the builder into a concrete [`StringArray`].
+ ///
+ /// # Panics
+ ///
+ /// This method can panic when:
+ ///
+ /// - the provided `null_buffer` is not the same length as the
`offsets_buffer`.
pub fn finish(self, null_buffer: Option<NullBuffer>) -> StringArray {
+ let row_count = self.offsets_buffer.len() / size_of::<i32>() - 1;
Review Comment:
👨🍳 👌
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