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# Copyright 2021 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.
SCHEMA_VERSION = 59
"""Represents the expectations made by the codebase about the database schema
This should be incremented whenever the codebase changes its requirements on the
shape of the database schema (even if those requirements are backwards-compatible with
older versions of Synapse).
See `README.md <synapse/storage/schema/README.md>`_ for more information on how this
works.
"""
SCHEMA_COMPAT_VERSION = 59
"""Limit on how far the synapse codebase can be rolled back without breaking db compat
This value is stored in the database, and checked on startup. If the value in the
database is greater than SCHEMA_VERSION, then Synapse will refuse to start.
"""
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