def downgrade(migrate_engine):
    meta = MetaData()
    meta.bind = migrate_engine

    service_statuses = Table('service_statuses', meta, autoload=True)
    idx = Index("service_statuses_instance_id", service_statuses.c.instance_id)
    idx.drop()
Esempio n. 2
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def downgrade(migrate_engine):
    meta = MetaData()
    meta.bind = migrate_engine

    instances = Table('instances', meta, autoload=True)

    tenant_id_idx = Index("instances_tenant_id", instances.c.tenant_id)
    tenant_id_idx.drop()

    deleted_idx = Index("instances_deleted", instances.c.deleted)
    deleted_idx.drop()
Esempio n. 3
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def downgrade(migrate_engine):
    meta = MetaData()
    meta.bind = migrate_engine

    backups = Table('backups', meta, autoload=True)
    backups_instance_id_idx = Index("backups_instance_id",
                                    backups.c.instance_id)
    backups_deleted_idx = Index("backups_deleted", backups.c.deleted)

    meta.bind = migrate_engine
    backups_instance_id_idx.drop()
    backups_deleted_idx.drop()
def drop_index(index):
    if index_exists(index):
        index = Index(*index)
        index.drop()
def drop_index(index):
    if index_exists(index):
        index = Index(*index)
        index.drop()