public SqlDefinition (string cmdText, CommandType cmdType, SqlMetaData[] metadata, ParameterDirection[] parmDirection)
		{
			this.cmd = null;
			this.cmdText = cmdText;
			this.cmdType = cmdType;
			this.metadata = metadata;
			this.parmDirection = parmDirection;
		}
		public SqlMetaData (string name, SqlDbType type, SqlMetaData[] columnMetaData)
		{
			this.sqlDbType = type;
		}