From fe6c12e6cdbc2b34e93f6211c51e1eab33ae00c8 Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Fri, 8 Mar 2019 16:38:23 +0000
Subject: [PATCH] Add comment to schema

---
 synapse/storage/schema/full_schemas/11/event_edges.sql | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/synapse/storage/schema/full_schemas/11/event_edges.sql b/synapse/storage/schema/full_schemas/11/event_edges.sql
index 52eec88357..bccd1c6f74 100644
--- a/synapse/storage/schema/full_schemas/11/event_edges.sql
+++ b/synapse/storage/schema/full_schemas/11/event_edges.sql
@@ -37,6 +37,8 @@ CREATE TABLE IF NOT EXISTS event_edges(
     event_id TEXT NOT NULL,
     prev_event_id TEXT NOT NULL,
     room_id TEXT NOT NULL,
+    -- We no longer insert prev_state into this table, so all new rows will have
+    -- is_state as false.
     is_state BOOL NOT NULL,
     UNIQUE (event_id, prev_event_id, room_id, is_state)
 );
-- 
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