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import logging
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import datetime
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from sqlalchemy import *
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from sqlalchemy.exc import DatabaseError
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from sqlalchemy.orm import relation, backref, class_mapper
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from sqlalchemy.orm.session import Session
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from sqlalchemy.ext.declarative import declarative_base
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from rhodecode.lib.dbmigrate.migrate import *
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from rhodecode.lib.dbmigrate.migrate.changeset import *
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from rhodecode.model.meta import Base
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from rhodecode.model import meta
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log = logging.getLogger(__name__)
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def upgrade(migrate_engine):
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"""
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Upgrade operations go here.
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Don't create your own engine; bind migrate_engine to your metadata
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"""
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#==========================================================================
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# CHANGESET_COMMENTS
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#==========================================================================
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from rhodecode.lib.dbmigrate.schema.db_1_4_0 import ChangesetComment
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tbl_name = ChangesetComment.__tablename__
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tbl = Table(tbl_name,
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MetaData(bind=migrate_engine), autoload=True,
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autoload_with=migrate_engine)
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col = tbl.columns.revision
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# remove nullability from revision field
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col.alter(nullable=True)
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#==========================================================================
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# REPOSITORY
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#==========================================================================
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from rhodecode.lib.dbmigrate.schema.db_1_4_0 import Repository
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tbl = Repository.__table__
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updated_on = Column('updated_on', DateTime(timezone=False),
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nullable=True, unique=None)
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# create created on column for future lightweight main page
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updated_on.create(table=tbl)
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def downgrade(migrate_engine):
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meta = MetaData()
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meta.bind = migrate_engine
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