operations.py 文件源码

def drop_table(self, name, **kw):
        """Issue a "drop table" instruction using the current
        migration context.


        e.g.::

            drop_table("accounts")

        :param name: Name of the table
        :param schema: Optional schema name to operate within.  To control
         quoting of the schema outside of the default behavior, use
         the SQLAlchemy construct
         :class:`~sqlalchemy.sql.elements.quoted_name`.

         .. versionadded:: 0.7.0 'schema' can now accept a
            :class:`~sqlalchemy.sql.elements.quoted_name` construct.

        :param \**kw: Other keyword arguments are passed to the underlying
         :class:`sqlalchemy.schema.Table` object created for the command.

        """
        self.impl.drop_table(
            self._table(name, **kw)
        )