[BugFix] Fix spill cost too much memory when enable group execution (#…

…51935) Signed-off-by: stdpain <drfeng08@gmail.com> Signed-off-by: stdpain <34912776+stdpain@users.noreply.github.com>
StarRocks · Dec 5, 2024 · e68f45c · e68f45c
1 parent e1e55b9
commit e68f45c
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/be/src/exec/spill/mem_table.cpp b/be/src/exec/spill/mem_table.cpp
@@ -116,6 +116,8 @@ Status OrderedMemTable::flush(FlushCallBack callback) {
     _tracker->release(consumption);
     COUNTER_ADD(_spiller->metrics().mem_table_peak_memory_usage, -consumption);
     _chunk.reset();
+    _permutation.clear();
+    _permutation.shrink_to_fit();
     return Status::OK();
 }