def _item_to_database(iterator, database_pb):
"""Convert a database protobuf to the native object.
:type iterator: :class:`~google.cloud.iterator.Iterator`
:param iterator: The iterator that is currently in use.
:type database_pb: :class:`~google.spanner.admin.database.v1.Database`
:param database_pb: A database returned from the API.
:rtype: :class:`~google.cloud.spanner.database.Database`
:returns: The next database in the page.
"""
return Database.from_pb(database_pb, iterator.instance, pool=BurstyPool())
def database(self, database_id, ddl_statements=(), pool=None):
"""Factory to create a database within this instance.
:type database_id: str
:param database_id: The ID of the instance.
:type ddl_statements: list of string
:param ddl_statements: (Optional) DDL statements, excluding the
'CREATE DATABSE' statement.
:type pool: concrete subclass of
:class:`~google.cloud.spanner.pool.AbstractSessionPool`.
:param pool: (Optional) session pool to be used by database.
:rtype: :class:`~google.cloud.spanner.database.Database`
:returns: a database owned by this instance.
"""
return Database(
database_id, self, ddl_statements=ddl_statements, pool=pool)