westonpace commented on code in PR #13181:
URL: https://github.com/apache/arrow/pull/13181#discussion_r877207840
##########
cpp/src/arrow/engine/substrait/serde.cc:
##########
@@ -86,6 +86,20 @@ Result<std::vector<compute::Declaration>> DeserializePlan(
return sink_decls;
}
+Result<compute::ExecPlan> DeserializePlan(const Buffer& buf,
+ const ConsumerFactory&
consumer_factory,
+ ExtensionSet* ext_set_out) {
+ ARROW_ASSIGN_OR_RAISE(auto declarations,
+ DeserializePlans(buf, consumer_factory, ext_set_out));
+ if (declarations.size() > 1) {
+ return Status::Invalid("DeserializePlan does not support root relations");
Review Comment:
```suggestion
return Status::Invalid("DeserializePlan does not support multiple root
relations");
```
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