mrhhsg commented on code in PR #63258:
URL: https://github.com/apache/doris/pull/63258#discussion_r4281754308
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be/src/exec/operator/exchange_sink_buffer.cpp:
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@@ -49,6 +49,56 @@
namespace doris {
+void borrow_block(PBlock* src, PBlock* dst, BlockSource source) {
+ if (source == BlockSource::OWNED) {
Review Comment:
已按建议简化：column_metas 统一改为 CopyFrom，去掉 OWNED/SHARED 的区分与 BlockSource 枚举；owner
的 column_metas 不再被移走，只有 column_values 仍是借用的。见 963ade7。
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