From 494199cc2a52bcfa8e79a549f04eb65337e5024c Mon Sep 17 00:00:00 2001
From: Jean-Paul Calderone <exarkun@twistedmatrix.com>
Date: Wed, 22 Apr 2020 09:25:56 -0400
Subject: [PATCH] Upgrade the database schema to include a place to store the
 counter

---
 src/_zkapauthorizer/schema.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/_zkapauthorizer/schema.py b/src/_zkapauthorizer/schema.py
index fc078c2..66583d4 100644
--- a/src/_zkapauthorizer/schema.py
+++ b/src/_zkapauthorizer/schema.py
@@ -131,4 +131,11 @@ _UPGRADES = {
         ALTER TABLE [vouchers] ADD COLUMN [public-key] text
         """,
     ],
+
+    2: [
+        """
+        -- Keep track of progress through redemption of each voucher.
+        ALTER TABLE [vouchers] ADD COLUMN [counter] integer
+        """,
+    ],
 }
-- 
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