From 96ff33120e844fa3554f3baba742bba0f6d2b828 Mon Sep 17 00:00:00 2001
From: cui <cuiweixie@gmail.com>
Date: Mon, 5 Jan 2026 21:53:17 +0800
Subject: [PATCH] perf: prealloc vec (#20721)

Co-authored-by: weixie.cui <weixie.cui@okg.com>
---
 crates/storage/provider/src/providers/database/provider.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/storage/provider/src/providers/database/provider.rs b/crates/storage/provider/src/providers/database/provider.rs
index 6e04cc9c18..e95360fb35 100644
--- a/crates/storage/provider/src/providers/database/provider.rs
+++ b/crates/storage/provider/src/providers/database/provider.rs
@@ -680,7 +680,7 @@ impl<TX: DbTx + 'static, N: NodeTypesForProvider> DatabaseProvider<TX, N> {
             .zip(headers)
             .collect::<Vec<_>>();
 
-        let mut inputs = Vec::new();
+        let mut inputs = Vec::with_capacity(present_headers.len());
         for (tx_range, header) in &present_headers {
             let transactions = if tx_range.is_empty() {
                 Vec::new()