From c21913388a4dd0b11d54b8f30ac25ec636ef2592 Mon Sep 17 00:00:00 2001
From: Tamo <tamo@meilisearch.com>
Date: Thu, 5 Dec 2024 11:17:44 +0100
Subject: [PATCH] add the prevsnapshot flag

---
 heed/src/mdb/lmdb_flags.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/heed/src/mdb/lmdb_flags.rs b/heed/src/mdb/lmdb_flags.rs
index f12464ac..ec679168 100644
--- a/heed/src/mdb/lmdb_flags.rs
+++ b/heed/src/mdb/lmdb_flags.rs
@@ -16,6 +16,8 @@ bitflags! {
         const NO_SUB_DIR = ffi::MDB_NOSUBDIR;
         /// Don't fsync after commit.
         const NO_SYNC = ffi::MDB_NOSYNC;
+        /// Open the previous transaction.
+        const PREVSNAPSHOT = ffi::MDB_PREVSNAPSHOT;
         /// Read only.
         const READ_ONLY = ffi::MDB_RDONLY;
         /// Don't fsync metapage after commit.