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new 06a0b357043 [chore] Comment for tv_nsec (#39752)
06a0b357043 is described below
commit 06a0b357043519e5b5c595b0891bf23cf3677732
Author: zhiqiang <seuhezhiqi...@163.com>
AuthorDate: Thu Aug 22 22:16:21 2024 +0800
[chore] Comment for tv_nsec (#39752)
just comment.
---
be/src/runtime/fragment_mgr.cpp | 2 ++
1 file changed, 2 insertions(+)
diff --git a/be/src/runtime/fragment_mgr.cpp b/be/src/runtime/fragment_mgr.cpp
index d793a7f19e9..0b9b7eb19d6 100644
--- a/be/src/runtime/fragment_mgr.cpp
+++ b/be/src/runtime/fragment_mgr.cpp
@@ -1311,6 +1311,8 @@ void FragmentMgr::cancel_worker() {
itr != running_queries_on_all_fes.end()) {
// Query not found on this frontend, and the query
arrives before the last check
if (itr->second.find(q_ctx->query_id()) ==
itr->second.end() &&
+ // tv_nsec represents the number of nanoseconds
that have elapsed since the time point stored in tv_sec.
+ // tv_sec is enough, we do not need to check
tv_nsec.
q_ctx->get_query_arrival_timestamp().tv_sec <
check_invalid_query_last_timestamp.tv_sec
&&
q_ctx->get_query_source() ==
QuerySource::INTERNAL_FRONTEND) {
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