[GitHub] [incubator-doris] chaoyli commented on a change in pull request #3934: [Refactor] Replace some boost to std in OlapScanNode

[GitBox <gi...@apache.org>]

chaoyli commented on a change in pull request #3934:
URL: https://github.com/apache/incubator-doris/pull/3934#discussion_r444598726



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File path: be/src/exec/olap_scan_node.cpp
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@@ -186,9 +185,9 @@ Status OlapScanNode::get_next(RuntimeState* state, RowBatch* row_batch, bool* eo
 
     // check if Canceled.
     if (state->is_cancelled()) {
-        boost::unique_lock<boost::mutex> l(_row_batches_lock);
+        std::unique_lock<std::mutex> l(_row_batches_lock);

Review comment:
       You can use util/condition_variable.h.
   It comes from kudu, it's use is simple than std::




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