mysql按日、月、周、季度分組_MySQL

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mysql按日、月、周、季度分組_MySQL

mysql按日、月、周、季度分組_MySQL:按日分組：select DATE_FORMAT(o.OrderDate,'%Y%m%d') weeks,count(*) count from orders o group by weeks;按月分組：select DATE_FORMAT(o.OrderDate,'%Y%m') weeks,count(*) count from orders o

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導(dǎo)讀mysql按日、月、周、季度分組_MySQL:按日分組：select DATE_FORMAT(o.OrderDate,'%Y%m%d') weeks,count(*) count from orders o group by weeks;按月分組：select DATE_FORMAT(o.OrderDate,'%Y%m') weeks,count(*) count from orders o

按日分組：select DATE_FORMAT(o.OrderDate,'%Y%m%d') weeks,count(*) count from orders o group by weeks;
按月分組：select DATE_FORMAT(o.OrderDate,'%Y%m') weeks,count(*) count from orders o group by weeks;
按周分組： select DATE_FORMAT(o.OrderDate,'%Y_%u') weeks,count(*) count from orders o group by weeks;
按季度分組：select CONCAT(YEAR(o.OrderDate),'_',quarter(o.OrderDate)) qu,count(*) count from orders o group by qu;

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