MatrixSynapse/synapse/storage/schema/delta/34/received_txn_purge.py

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2016-08-22 17:29:46 +02:00
# 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.
import logging
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from synapse.storage.engines import PostgresEngine
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logger = logging.getLogger(__name__)
def run_create(cur, database_engine, *args, **kwargs):
if isinstance(database_engine, PostgresEngine):
cur.execute("TRUNCATE received_transactions")
else:
cur.execute("DELETE FROM received_transactions")
cur.execute("CREATE INDEX received_transactions_ts ON received_transactions(ts)")
def run_upgrade(cur, database_engine, *args, **kwargs):
pass