gitmodimo commented on code in PR #46455:
URL: https://github.com/apache/arrow/pull/46455#discussion_r3880569138
##########
cpp/src/arrow/dataset/file_base.cc:
##########
@@ -559,13 +560,18 @@ Result<acero::ExecNode*> MakeWriteNode(acero::ExecPlan*
plan,
return node;
}
-class TeeNode : public acero::MapNode {
+class TeeNode : public acero::MapNode,
+ public arrow::acero::util::SerialSequencingQueue::Processor {
public:
TeeNode(acero::ExecPlan* plan, std::vector<acero::ExecNode*> inputs,
std::shared_ptr<Schema> output_schema,
FileSystemDatasetWriteOptions write_options)
: MapNode(plan, std::move(inputs), std::move(output_schema)),
- write_options_(std::move(write_options)) {}
+ write_options_(std::move(write_options)) {
+ if (write_options.preserve_order) {
Review Comment:
I added validation and test for it
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