From 4a4184be7090559cac3a0bdd23193ab023f6142a Mon Sep 17 00:00:00 2001
From: Christian Decker <decker.christian@gmail.com>
Date: Wed, 18 Dec 2019 19:41:01 +0100
Subject: [PATCH] db: Add numeric data_version counter to count modifying
 transactions

This counter is incremented on each dirty transaction.
---
 wallet/db.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/wallet/db.c b/wallet/db.c
index 811fd29fe..ea67b4f15 100644
--- a/wallet/db.c
+++ b/wallet/db.c
@@ -589,6 +589,7 @@ static struct migration dbmigrations[] = {
 	 " SELECT id, 11, local_feerate_per_kw FROM channels WHERE funder = 1 and local_feerate_per_kw != remote_feerate_per_kw;"),
      NULL},
     /* FIXME: Remove now-unused local_feerate_per_kw and remote_feerate_per_kw from channels */
+    {SQL("INSERT INTO vars (name, intval) VALUES ('data_version', 0);"), NULL},
 };
 
 /* Leak tracking. */