摘要： SQL统计语句 Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->如: 表:consume_record 字段:consume (money类型) date (datetime类型) 请问怎么写四条sql语句分别按日,按周,按月,按季统计消费总... 阅读全文