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-rw-r--r--synapse/storage/schema/delta/34/cache_stream.py44
1 files changed, 44 insertions, 0 deletions
diff --git a/synapse/storage/schema/delta/34/cache_stream.py b/synapse/storage/schema/delta/34/cache_stream.py
new file mode 100644
index 0000000000..4c350bfb11
--- /dev/null
+++ b/synapse/storage/schema/delta/34/cache_stream.py
@@ -0,0 +1,44 @@
+# Copyright 2016 OpenMarket Ltd
+#
+# 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.
+
+from synapse.storage.prepare_database import get_statements
+from synapse.storage.engines import PostgresEngine
+
+import logging
+
+logger = logging.getLogger(__name__)
+
+
+CREATE_TABLE = """
+CREATE TABLE cache_stream (
+    stream_id       BIGINT,
+    cache_func      TEXT,
+    keys            TEXT[],
+    invalidation_ts BIGINT
+);
+
+CREATE INDEX cache_stream_id ON cache_stream(stream_id);
+"""
+
+
+def run_create(cur, database_engine, *args, **kwargs):
+    if not isinstance(database_engine, PostgresEngine):
+        return
+
+    for statement in get_statements(CREATE_TABLE.splitlines()):
+        cur.execute(statement)
+
+
+def run_upgrade(cur, database_engine, *args, **kwargs):
+    pass