v1-0001-add-a-bound-check-to-TidRangeEval.patch
application/octet-stream
Filename: v1-0001-add-a-bound-check-to-TidRangeEval.patch
Type: application/octet-stream
Part: 0
Message:
Add a bound check to TidRangeEval
Patch
Same data as JSON:
GET /api/v1/attachments/:id/patch
the parsed metadata as JSON — format, series position, per-file stats; never the diff bytes.
API reference →
Format: format-patch
Series: patch v1-0001
Subject: add a bound check to TidRangeEval
| File | + | − |
|---|---|---|
| src/backend/executor/nodeTidrangescan.c | 6 | 0 |
From c9b782d8c3ac5b8fc28c94313a6b64f3f9a4791a Mon Sep 17 00:00:00 2001
From: Junwang Zhao <zhjwpku@gmail.com>
Date: Sun, 8 Jun 2025 09:32:23 +0000
Subject: [PATCH v1] add a bound check to TidRangeEval
---
src/backend/executor/nodeTidrangescan.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/src/backend/executor/nodeTidrangescan.c b/src/backend/executor/nodeTidrangescan.c
index ab2eab9596e..855189e22c0 100644
--- a/src/backend/executor/nodeTidrangescan.c
+++ b/src/backend/executor/nodeTidrangescan.c
@@ -202,6 +202,12 @@ TidRangeEval(TidRangeScanState *node)
}
}
+ if (ItemPointerCompare(&lowerBound, &upperBound) > 0)
+ {
+ /* The lower bound is greater than the upper bound, so no tuples match */
+ return false;
+ }
+
ItemPointerCopy(&lowerBound, &node->trss_mintid);
ItemPointerCopy(&upperBound, &node->trss_maxtid);
--
2.39.5