v2-0001-Small-optimization-with-expanding-dynamic-hash-ta.patch
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Filename: v2-0001-Small-optimization-with-expanding-dynamic-hash-ta.patch
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Format: format-patch
Series: patch v2-0001
Subject: Small optimization with expanding dynamic hash table
| File | + | − |
|---|---|---|
| src/backend/utils/hash/dynahash.c | 1 | 1 |
From ca100c8b9d98a90bf82d0b12d418e703ccc4208e Mon Sep 17 00:00:00 2001
From: ChangAo Chen <cca5507@qq.com>
Date: Thu, 10 Jul 2025 10:32:16 +0800
Subject: [PATCH v2] Small optimization with expanding dynamic hash table
---
src/backend/utils/hash/dynahash.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/backend/utils/hash/dynahash.c b/src/backend/utils/hash/dynahash.c
index 1ad155d446e..475da6add1c 100644
--- a/src/backend/utils/hash/dynahash.c
+++ b/src/backend/utils/hash/dynahash.c
@@ -1626,7 +1626,7 @@ expand_table(HTAB *hashp)
currElement = nextElement)
{
nextElement = currElement->link;
- if ((long) calc_bucket(hctl, currElement->hashvalue) == old_bucket)
+ if ((long) (currElement->hashvalue & hctl->high_mask) == old_bucket)
{
*oldlink = currElement;
oldlink = &currElement->link;
--
2.34.1