[GitHub] [incubator-doris] BiteTheDDDDt commented on a diff in pull request #10183: [fix](executor) intersect operator takes too long time to execute

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

BiteTheDDDDt commented on code in PR #10183:
URL: https://github.com/apache/incubator-doris/pull/10183#discussion_r898862620


##########
be/src/vec/exec/vset_operation_node.h:
##########
@@ -114,23 +114,36 @@ void VSetOperationNode::refresh_hash_table() {
 
                     arg.init_once();
                     auto& iter = arg.iter;
-                    for (; iter != arg.hash_table.end(); ++iter) {
+                    auto iter_end = arg.hash_table.end();
+                    decltype(arg.iter) iter_prev;
+                    for (; iter != iter_end;) {

Review Comment:
   here can just use `while`



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