From 8d5325ec0c04c3b0f08e0c5b4a26c5939d9db7f1 Mon Sep 17 00:00:00 2001
From: Dirk Klimpel <5740567+dklimpel@users.noreply.github.com>
Date: Fri, 13 Jan 2023 15:17:03 +0100
Subject: [PATCH] Drop unused table `presence` (#14825)

---
 changelog.d/14825.misc                          |  1 +
 scripts-dev/database-save.sh                    |  1 -
 .../schema/main/delta/73/25drop_presence.sql    | 17 +++++++++++++++++
 3 files changed, 18 insertions(+), 1 deletion(-)
 create mode 100644 changelog.d/14825.misc
 create mode 100644 synapse/storage/schema/main/delta/73/25drop_presence.sql

diff --git a/changelog.d/14825.misc b/changelog.d/14825.misc
new file mode 100644
index 000000000..64312ac09
--- /dev/null
+++ b/changelog.d/14825.misc
@@ -0,0 +1 @@
+Drop unused table `presence`.
\ No newline at end of file
diff --git a/scripts-dev/database-save.sh b/scripts-dev/database-save.sh
index 040c8a494..91674027a 100755
--- a/scripts-dev/database-save.sh
+++ b/scripts-dev/database-save.sh
@@ -11,6 +11,5 @@
 sqlite3 "$1" <<'EOF' >table-save.sql
 .dump users
 .dump access_tokens
-.dump presence
 .dump profiles
 EOF
diff --git a/synapse/storage/schema/main/delta/73/25drop_presence.sql b/synapse/storage/schema/main/delta/73/25drop_presence.sql
new file mode 100644
index 000000000..9f6ffa20b
--- /dev/null
+++ b/synapse/storage/schema/main/delta/73/25drop_presence.sql
@@ -0,0 +1,17 @@
+/* Copyright 2023 The Matrix.org Foundation C.I.C
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+-- this table is unused
+DROP TABLE presence;