/
003_set_utf8_charset.py
43 lines (36 loc) · 1.61 KB
/
003_set_utf8_charset.py
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# Copyright 2012 Canonical.
#
# 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.
def upgrade(migrate_engine):
if migrate_engine.name == "mysql":
tables = ['meter', 'user', 'resource', 'project', 'source',
'sourceassoc']
sql = "SET foreign_key_checks = 0;"
for table in tables:
sql += "ALTER TABLE %s CONVERT TO CHARACTER SET utf8;" % table
sql += "SET foreign_key_checks = 1;"
sql += "ALTER DATABASE %s DEFAULT CHARACTER SET utf8;" \
% migrate_engine.url.database
migrate_engine.execute(sql)
def downgrade(migrate_engine):
# Operations to reverse the above upgrade go here.
if migrate_engine.name == "mysql":
tables = ['meter', 'user', 'resource', 'project', 'source',
'sourceassoc']
sql = "SET foreign_key_checks = 0;"
for table in tables:
sql += "ALTER TABLE %s CONVERT TO CHARACTER SET latin1;" % table
sql += "SET foreign_key_checks = 1;"
sql += "ALTER DATABASE %s DEFAULT CHARACTER SET latin1;" \
% migrate_engine.url.database
migrate_engine.execute(sql)