yiguolei commented on code in PR #47947:
URL: https://github.com/apache/doris/pull/47947#discussion_r1957355123
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be/src/pipeline/exec/data_queue.cpp:
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@@ -149,9 +149,8 @@ void
DataQueue::push_block(std::unique_ptr<vectorized::Block> block, int child_i
_sink_dependencies[child_idx]->block();
}
_cur_blocks_total_nums++;
- if (_source_dependency) {
Review Comment:
我看这里很多地方都判断了 source dependency 是否为null，他到底是否可能为null
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