emkornfield commented on a change in pull request #8052:
URL: https://github.com/apache/arrow/pull/8052#discussion_r477023405
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File path: cpp/src/arrow/c/abi.h
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@@ -60,6 +60,31 @@ struct ArrowArray {
void* private_data;
};
+// EXPERIMENTAL
+struct ArrowArrayStream {
+ // Callback to get the stream type
+ // (will be the same for all arrays in the stream).
+ // Return value: 0 if successful, an `errno`-compatible error code otherwise.
+ int (*get_schema)(struct ArrowArrayStream*, struct ArrowSchema* out);
+ // Callback to get the next array
+ // (if no error and the array is released, the stream has ended)
Review comment:
`released` is something defined in the ArrowArray-spec. Is it stronger
or weaker guarantee then returning a nullptr here?
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