HappenLee commented on code in PR #20511:
URL: https://github.com/apache/doris/pull/20511#discussion_r1222415261
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be/src/pipeline/exec/exchange_sink_buffer.cpp:
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@@ -305,25 +306,29 @@ bool ExchangeSinkBuffer::_is_receiver_eof(InstanceLoId
id) {
void ExchangeSinkBuffer::get_max_min_rpc_time(int64_t* max_time, int64_t*
min_time) {
int64_t local_max_time = 0;
- int64_t local_min_time = 0;
- auto iter = _instance_to_rpc_time.begin();
- if (iter != _instance_to_rpc_time.end()) {
- local_max_time = iter->second;
- local_min_time = iter->second;
- iter++;
- }
- while (iter != _instance_to_rpc_time.end()) {
- int64_t cur_val = iter->second;
- local_max_time = cur_val > local_max_time ? cur_val : local_max_time;
- local_min_time = cur_val < local_min_time ? cur_val : local_min_time;
- iter++;
+ int64_t local_min_time = INT64_MAX;
+ for (auto& [id, time] : _instance_to_rpc_time) {
+ if (time == 0) {
Review Comment:
if (time != 0) {
local_max_time = std::max(local_max_time, time);
local_min_time = std::min(local_min_time, time);
}
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