protected final SPITupleTable getTupleTable()
protected final TupleTable getTupleTable()
	protected final SPITupleTable getTupleTable()	throws SQLException	{		if(m_table == null)		{			Portal portal = this.getPortal();			if(portal.isAtEnd())				return null;			int mx;			int fetchSize = this.getFetchSize();			if(m_maxRows > 0)			{				mx = m_maxRows - portal.getPortalPos();				if(mx <= 0)					return null;				if(mx > fetchSize)					mx = fetchSize;			}			else				mx = fetchSize;			int result = portal.fetch(true, mx);			if(result > 0)				m_table = SPI.getTupTable();			m_tableRow = -1;		}		return m_table;	}