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-rw-r--r--src/backend/utils/sort/tuplesort.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/backend/utils/sort/tuplesort.c b/src/backend/utils/sort/tuplesort.c
index 10b19c0b21f..d8e5d68d6ed 100644
--- a/src/backend/utils/sort/tuplesort.c
+++ b/src/backend/utils/sort/tuplesort.c
@@ -1168,6 +1168,7 @@ puttuple_common(Tuplesortstate *state, SortTuple *tuple)
{
/* new tuple <= top of the heap, so we can discard it */
free_sort_tuple(state, tuple);
+ CHECK_FOR_INTERRUPTS();
}
else
{
@@ -2431,6 +2432,7 @@ make_bounded_heap(Tuplesortstate *state)
{
/* New tuple would just get thrown out, so skip it */
free_sort_tuple(state, &state->memtuples[i]);
+ CHECK_FOR_INTERRUPTS();
}
else
{
@@ -2518,6 +2520,8 @@ tuplesort_heap_insert(Tuplesortstate *state, SortTuple *tuple,
memtuples = state->memtuples;
Assert(state->memtupcount < state->memtupsize);
+ CHECK_FOR_INTERRUPTS();
+
/*
* Sift-up the new entry, per Knuth 5.2.3 exercise 16. Note that Knuth is
* using 1-based array indexes, not 0-based.
@@ -2549,6 +2553,9 @@ tuplesort_heap_siftup(Tuplesortstate *state, bool checkIndex)
if (--state->memtupcount <= 0)
return;
+
+ CHECK_FOR_INTERRUPTS();
+
n = state->memtupcount;
tuple = &memtuples[n]; /* tuple that must be reinserted */
i = 0; /* i is where the "hole" is */