From fea03dbca901f920ab74da18d5693a66ddd71482 Mon Sep 17 00:00:00 2001
From: Christian Decker <decker.christian@gmail.com>
Date: Thu, 15 Feb 2018 17:16:30 +0100
Subject: [PATCH] db: Add a table to track blockheaders

Signed-off-by: Christian Decker <decker.christian@gmail.com>
---
 wallet/db.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/wallet/db.c b/wallet/db.c
index d3e815447..cec29a063 100644
--- a/wallet/db.c
+++ b/wallet/db.c
@@ -202,6 +202,10 @@ char *dbmigrations[] = {
     "UPDATE channels SET STATE = 8 WHERE state > 8;",
     /* Add bolt11 to invoices table*/
     "ALTER TABLE invoices ADD bolt11 TEXT;",
+    /* What do we think the head of the blockchain looks like? Used
+     * primarily to track confirmations across restarts and making
+     * sure we handle reorgs correctly. */
+    "CREATE TABLE blocks (height INT, hash BLOB, prev_hash BLOB, UNIQUE(height));",
     NULL,
 };