Add delta file to fix missing default table data (#6555)

synapse/storage/data_stores/main/schema/delta/56/device_stream_id_insert.sql

@@ -0,0 +1,20 @@
+/* Copyright 2019 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 line already existed in deltas/35/device_stream_id but was not included in the
+-- 54 full schema SQL. Add some SQL here to insert the missing row if it does not exist
+INSERT INTO device_max_stream_id (stream_id) SELECT 0 WHERE NOT EXISTS (
+    SELECT * from device_max_stream_id
+);

synapse/storage/data_stores/main/schema/full_schemas/54/stream_positions.sql

@@ -5,3 +5,4 @@ INSERT INTO federation_stream_position (type, stream_id) SELECT 'events', coales
 INSERT INTO user_directory_stream_pos (stream_id) VALUES (0);
 INSERT INTO stats_stream_pos (stream_id) VALUES (0);
 INSERT INTO event_push_summary_stream_ordering (stream_ordering) VALUES (0);
+-- device_max_stream_id is handled separately in 56/device_stream_id_insert.sql