If the optional parameter 1 is specified, the output format of the statistics is in colon-separated format that can be imported easily into a spreadsheet or processed by a script.

• 如果指定了可选参数1,则统计信息的输出格式为以冒号分隔的格式,此格式可以由脚本轻松导入到电子表格中或进行处理。