yiguolei commented on code in PR #48368:
URL: https://github.com/apache/doris/pull/48368#discussion_r1976232369
##########
be/src/runtime/result_buffer_mgr.cpp:
##########
@@ -95,7 +104,8 @@ Status ResultBufferMgr::create_sender(const TUniqueId&
query_id, int buffer_size
return Status::OK();
}
-std::shared_ptr<BufferControlBlock> ResultBufferMgr::find_control_block(const
TUniqueId& query_id) {
+std::shared_ptr<ResultBlockBufferBase> ResultBufferMgr::find_control_block(
Review Comment:
这样外部系统访问的时候，就可以省去cast 开销了，并且，在这个函数里，我们需要assert cast检查为true
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