【mySql时间戳学习】月每天，年每月（没有做0处理），一星期每天（没有做0处理）

/*总会员数*/
SELECT COUNT(`username`) 
FROM ums_member 
/*出售商品数*/
FROM oms_order
SELECT COUNT(order_sn)
/*查看当日订单数*/
SELECT COUNT(id) FROM oms_order WHERE TO_DAYS(create_time) = TO_DAYS(NOW());
/*查询当日销售额*/
SELECT SUM(total_amount) FROM oms_order WHERE TO_DAYS(create_time) = TO_DAYS(NOW());

/*查看当月的销售额*/
SELECT SUM(total_amount) FROM oms_order WHERE YEARWEEK(DATE_FORMAT(create_time,'%Y-%m-%d')) =DATE_FORMAT(NOW(),'%Y-%m-%d');
/*查询上个月的销售额度*/
SELECT SUM(total_amount) FROM oms_order   WHERE DATE_FORMAT(create_time,'%Y-%m')=DATE_FORMAT(DATE_SUB(CURDATE(), INTERVAL 1 MONTH),'%Y-%m')

/*查当月的数据*/
SELECT SUM(total_amount) FROM oms_order   WHERE DATE_FORMAT(create_time,'%Y-%m')=DATE_FORMAT(NOW(),'%Y-%m')
SELECT SUM(total_amount) FROM oms_order WHERE DATE_FORMAT( create_time, '%Y%m' ) = DATE_FORMAT( CURDATE( ) , '%Y%m' )

/*查询近一年的数据*/
SELECT SUM(total_amount) FROM oms_order WHERE YEAR(create_time)=YEAR(NOW());

/*查看当前月的数据*/
SELECT i.product_brand,i.product_name,i.product_quantity
FROM `oms_order` o LEFT JOIN `oms_order_item` i ON o.id=i.order_id
WHERE YEARWEEK(DATE_FORMAT(o.create_time,'%Y-%m-%d')) =DATE_FORMAT(NOW(),'%Y-%m-%d')
ORDER BY i.product_quantity DESC
/*查询上个月的数据*/
SELECT i.product_brand,i.product_name,i.product_quantity
FROM `oms_order` o LEFT JOIN `oms_order_item` i ON o.id=i.order_id
WHERE DATE_FORMAT(create_time,'%Y-%m')=DATE_FORMAT(DATE_SUB(CURDATE(), INTERVAL 1 MONTH),'%Y-%m')
ORDER BY i.product_quantity DESC
LIMIT 1,10 /*前5条记录*/ 
/*查看一年的*/
SELECT i.product_brand,i.product_name,i.product_quantity
FROM `oms_order_item` i  LEFT JOIN `oms_order` o ON o.id=i.order_id
WHERE YEAR(o.create_time)=YEAR(NOW())
ORDER BY i.product_quantity DESC
LIMIT 1,10
/*查询总的数据*/
SELECT product_brand ,product_name ,product_quantity
FROM oms_order_item
ORDER BY product_quantity DESC
LIMIT 1,10

年每月销售额度

/*年每月销售额度*/
SELECT 
    IFNULL(SUM(CASE MONTH(create_time) WHEN '1' THEN total_amount ELSE 0 END), 0) AS 一月份,
    IFNULL(SUM(CASE MONTH(create_time) WHEN '2' THEN total_amount ELSE 0 END), 0) AS 二月份,
    IFNULL(SUM(CASE MONTH(create_time) WHEN '3' THEN total_amount ELSE 0 END), 0) AS 三月份,
    IFNULL(SUM(CASE MONTH(create_time) WHEN '4' THEN total_amount ELSE 0 END), 0) AS 四月份,
    IFNULL(SUM(CASE MONTH(create_time) WHEN '5' THEN total_amount ELSE 0 END), 0) AS 五月份,
    IFNULL(SUM(CASE MONTH(create_time) WHEN '6' THEN total_amount ELSE 0 END), 0) AS 六月份,
    IFNULL(SUM(CASE MONTH(create_time) WHEN '7' THEN total_amount ELSE 0 END), 0) AS 七月份,
    IFNULL(SUM(CASE MONTH(create_time) WHEN '8' THEN total_amount ELSE 0 END), 0) AS 八月份,
    IFNULL(SUM(CASE MONTH(create_time) WHEN '9' THEN total_amount ELSE 0 END), 0) AS 九月份,
    IFNULL(SUM(CASE MONTH(create_time) WHEN '10' THEN total_amount ELSE 0 END), 0) AS 十月份,
    IFNULL(SUM(CASE MONTH(create_time) WHEN '11' THEN total_amount ELSE 0 END), 0) AS 十一月份,
    IFNULL(SUM(CASE MONTH(create_time) WHEN '12' THEN total_amount ELSE 0 END), 0) AS 十二月份
FROM `oms_order`
    WHERE YEAR(create_time)=YEAR(NOW())

/*一周查询没有的做0处理*/
SELECT a.thisweek,IFNULL(b.count,0) AS DATE
FROM (
    SELECT  DATE(SUBDATE(CURDATE(),DATE_FORMAT(CURDATE(),'%w')-1)) AS thisweek  
UNION ALL  
SELECT  DATE(DATE_ADD(SUBDATE(CURDATE(),DATE_FORMAT(CURDATE(),'%w')-1), INTERVAL 1 DAY)) AS thisweek  
UNION ALL  
SELECT  DATE(DATE_ADD(SUBDATE(CURDATE(),DATE_FORMAT(CURDATE(),'%w')-1), INTERVAL 2 DAY)) AS thisweek  
UNION ALL  
SELECT  DATE(DATE_ADD(SUBDATE(CURDATE(),DATE_FORMAT(CURDATE(),'%w')-1), INTERVAL 3 DAY)) AS thisweek  
UNION ALL  
SELECT  DATE(DATE_ADD(SUBDATE(CURDATE(),DATE_FORMAT(CURDATE(),'%w')-1), INTERVAL 4 DAY)) AS thisweek  
UNION ALL  
SELECT DATE(DATE_ADD(SUBDATE(CURDATE(),DATE_FORMAT(CURDATE(),'%w')-1), INTERVAL 5 DAY)) AS thisweek  
UNION ALL  
SELECT DATE(DATE_ADD(SUBDATE(CURDATE(),DATE_FORMAT(CURDATE(),'%w')-1), INTERVAL 6 DAY)) AS thisweek  

) a LEFT JOIN (
  SELECT DATE(create_time) AS DATETIME, COUNT(*) AS COUNT
  FROM oms_order
  GROUP BY DATE(create_time)
) b ON a.thisweek = b.datetime;

 /*年每月的销售额*/           
SELECT 
SUM(a.total_amount) AS total_amount,
DATE_FORMAT(a.create_time,'%Y-%m') AS 'data'
FROM `oms_order` a
WHERE YEAR(a.create_time)=YEAR(NOW())
GROUP BY DATA

/*月每天销售额*/
SELECT SUM(total_amount) AS total_amount,DATE_FORMAT(create_time,'%Y-%m-%d')AS `date`
FROM oms_order
WHERE DATE_FORMAT(create_time,'%Y-%m')=DATE_FORMAT(NOW(),'%Y-%m')
GROUP BY DATE

/*本季度每月销售额*/
SELECT SUM(total_amount) AS total_amount,DATE_FORMAT(create_time,'%Y-%m')AS `date` 
FROM `oms_order` 
WHERE QUARTER(create_time)=QUARTER(NOW())
GROUP BY DATE
/*查询周每天销售额*/
SELECT SUM(total_amount) AS total_amount ,DATE_FORMAT(create_time,'%Y-%m-%d-%W') AS DATE
FROM oms_order
WHERE YEARWEEK(DATE_FORMAT(create_time,'%Y-%m-%d')) = YEARWEEK(NOW())
GROUP BY DATE
/*查询本季度每月销售额*/
SELECT SUM(total_amount) AS total_amount,DATE_FORMAT(create_time,'%Y-%m')AS DATE 
FROM `oms_order` 
WHERE QUARTER(create_time)=QUARTER(NOW())
GROUP BY DATE;

/*去年每月销售额*/
SELECT 
SUM(total_amount) AS total_amount,
DATE_FORMAT(a.create_time,'%Y-%m') AS 'date'
FROM `oms_order` a
WHERE YEAR(a.create_time)=YEAR(DATE_SUB(NOW(),INTERVAL 1 YEAR))
GROUP BY DATE


/*查询本季度每月的订单数据*/
SELECT COUNT(*) AS orderNumber,DATE_FORMAT(create_time,'%Y-%m')AS times 
FROM `oms_order` 
WHERE QUARTER(create_time)=QUARTER(NOW())
GROUP BY times;

/*查询上个季度每个月订单数据*/
SELECT COUNT(*),DATE_FORMAT(create_time,'%M')AS times 
FROM `oms_order` 
WHERE QUARTER(create_time)=QUARTER(DATE_SUB(NOW(),INTERVAL 1 QUARTER))
GROUP BY times;

/*月每天订单数据*/
SELECT COUNT(*) AS orderNumber,DATE_FORMAT(create_time,'%Y-%m-%d')AS `date`
FROM oms_order
WHERE DATE_FORMAT(create_time,'%Y-%m')=DATE_FORMAT(NOW(),'%Y-%m')
GROUP BY DATE

/*当前星期每天订单数*/
SELECT COUNT(id) AS orderNumber ,DATE_FORMAT(create_time,'%Y-%m-%d-%W') AS DATE
FROM oms_order
WHERE YEARWEEK(DATE_FORMAT(create_time,'%Y-%m-%d')) = YEARWEEK(NOW())-1
GROUP BY DATE

/*年每月订单数*/
SELECT 
COUNT(*) AS orderNumber,
DATE_FORMAT(a.create_time,'%Y-%m') AS 'data'
FROM `oms_order` a
WHERE YEAR(a.create_time)=YEAR(NOW())
GROUP BY DATA

/*去年每月订单数*/
SELECT 
COUNT(*) AS orderNumber,
DATE_FORMAT(a.create_time,'%Y-%m') AS 'data'
FROM `oms_order` a
WHERE YEAR(a.create_time)=YEAR(DATE_SUB(NOW(),INTERVAL 1 YEAR))
GROUP BY DATA