From 73215bdcc7074143c4ecbb449699c0d5fdf1ebde Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=9B=D0=B5=D0=BE=D0=BD=D0=B8=D0=B4=20=D0=AE=D1=80=D1=8C?=
 =?UTF-8?q?=D0=B5=D0=B2=20=28Leonid=20Yuriev=29?= <leo@yuriev.ru>
Date: Fri, 14 Nov 2025 10:09:13 +0300
Subject: [PATCH] mdbx++: add `txnid` type.

---
 mdbx.h++ | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mdbx.h++ b/mdbx.h++
index 7934a270..ba5a4143 100644
--- a/mdbx.h++
+++ b/mdbx.h++
@@ -370,6 +370,9 @@ class txn_managed;
 class cursor;
 class cursor_managed;
 
+/// \brief Transaction ID and MVCC-snapshot number.
+using txnid = uint64_t;
+
 /// \brief Default buffer.
 using default_buffer = buffer<default_allocator, default_capacity_policy>;