Source code for glance.db.sqlalchemy.migrate_repo.versions.040_add_changes_to_satisfy_metadefs_tags

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#         http://www.apache.org/licenses/LICENSE-2.0
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import sqlalchemy
from sqlalchemy import (Table, Index)


def upgrade(migrate_engine):
    if migrate_engine.name == 'mysql':
        meta = sqlalchemy.MetaData()
        meta.bind = migrate_engine
        metadef_tags = Table('metadef_tags', meta, autoload=True)
        Index('namespace_id', metadef_tags.c.namespace_id,
              metadef_tags.c.name).drop()