Rich-T-kid commented on code in PR #10812:
URL: https://github.com/apache/arrow-rs/pull/10812#discussion_r3873466054
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arrow-select/src/take.rs:
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@@ -652,76 +651,142 @@ where
OffsetType::Native: OffsetSizeTrait,
PrimitiveArray<OffsetType>: From<Vec<OffsetType::Native>>,
{
- let list_offsets = values.value_offsets();
+ let src_offsets = values.value_offsets();
let child_data = values.values().to_data();
let nulls = take_nulls(values.nulls(), indices);
- let mut new_offsets = Vec::with_capacity(indices.len() + 1);
- new_offsets.push(OffsetType::Native::zero());
+ let mut dst_offsets = Vec::with_capacity(indices.len() + 1);
+ dst_offsets.push(OffsetType::Native::zero());
- let use_nulls = child_data.null_count() > 0;
+ let field = values.value_field().clone();
+
+ let is_primitive_child = child_data.null_count() == 0 &&
child_data.data_type().is_primitive();
+
+ if is_primitive_child {
+ let values_buf = &child_data.buffers()[0];
+ let bytes_per_value = if !child_data.is_empty() {
Review Comment:
yea this is cleaner
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