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本篇文章為大家展示了mysql中怎么實(shí)現(xiàn)數(shù)據(jù)統(tǒng)計(jì),內(nèi)容簡明扼要并且容易理解,絕對(duì)能使你眼前一亮,通過這篇文章的詳細(xì)介紹希望你能有所收獲。
CREATE TABLE `yyd_order` ( `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT, `user_id` int(11) NOT NULL, `order_nid` varchar(50) NOT NULL, `status` varchar(50) NOT NULL DEFAULT '0', `money` decimal(20,2) NOT NULL DEFAULT '0.00', `create_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, `update_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, PRIMARY KEY (`id`), KEY `userid` (`user_id`), KEY `createtime` (`create_time`), KEY `updatetime` (`update_time`) ) ENGINE=InnoDB;
1. 按天統(tǒng)計(jì)進(jìn)單量,date_format
SELECT DATE_FORMAT(t.`create_time`, '%Y-%m-%d') t_date, COUNT(1) t_count FROM t_order t WHERE t.`create_time` > '2018-05-11' GROUP BY DATE_FORMAT(t.`create_time`, '%Y-%m-%d');
2. 按小時(shí)統(tǒng)計(jì)進(jìn)單量
SELECT DATE_FORMAT(t.`create_time`, '%Y-%m-%d %H') t_hour, COUNT(1) t_count FROM t_order t WHERE t.`create_time` > '2018-05-11' GROUP BY DATE_FORMAT(t.`create_time`, '%Y-%m-%d %H');
3. 同比昨天進(jìn)單量對(duì)比,order by h, date
SELECT DATE_FORMAT(t.`create_time`, '%Y-%m-%d %H') t_date, COUNT(1) t_count FROM yyd_order t WHERE t.`create_time` > '2018-05-11' GROUP BY DATE_FORMAT(t.`create_time`, '%Y-%m-%d %H') ORDER BY DATE_FORMAT(t.`create_time`, '%H'),DATE_FORMAT(t.`create_time`, '%Y-%m-%d %H');
4. 環(huán)比上周同小時(shí)進(jìn)單,date in ,order by
SELECT DATE_FORMAT(t.`create_time`, '%Y-%m-%d %H') t_date, COUNT(1) t_count FROM yyd_order t WHERE DATE_FORMAT(t.`create_time`,'%Y-%m-%d') IN ('2018-05-03','2018-05-11') GROUP BY DATE_FORMAT(t.`create_time`, '%Y-%m-%d %H') ORDER BY DATE_FORMAT(t.`create_time`, '%H'),DATE_FORMAT(t.`create_time`, '%Y-%m-%d %H');
5. 按照remark字段中的返回值進(jìn)行統(tǒng)計(jì),group by remark like ...
SELECT DATE_FORMAT(t.`create_time`, '%Y-%m-%d') t_date, COUNT(1) t_count, SUBSTRING_INDEX(SUBSTRING_INDEX(t.`msg`, '{', -1), '}', 1) t_rsp_msg FROM cmoo_tab t WHERE t.`create_time` > '2018-05-17' AND t.`rsp_msg` LIKE '%nextProcessCode%C9000%' GROUP BY DATE_FORMAT(t.`create_time`, '%Y-%m-%d'),SUBSTRING_INDEX(SUBSTRING_INDEX(t.`rsp_msg`, '{', -1), '}', 1);
6. 統(tǒng)計(jì)每小時(shí)的各金額的區(qū)間數(shù)統(tǒng)計(jì),sum if 1 0,各自統(tǒng)計(jì)
SELECT DATE_FORMAT(t.create_time,'%Y-%m-%d') t_date, SUM(IF(t.`amount`>0 AND t.`amount`<1000, 1, 0)) t_0_1000, SUM(IF(t.`amount`>1000 AND t.`amount`<5000, 1, 0)) t_1_5000, SUM(IF(t.`amount`>5000, 1, 0)) t_5000m FROM mobp2p.`yyd_order` t WHERE t.`create_time` > '2018-05-11' GROUP BY DATE_FORMAT(t.`create_time`, '%Y-%m-%d');
7. 按半小時(shí)統(tǒng)計(jì)進(jìn)單量,floor h / 30,同理10分鐘,20分鐘
SELECT CONCAT(DATE_FORMAT(create_time, '%Y-%m-%d %H:' ),IF(FLOOR(DATE_FORMAT(create_time, '%i') / 30 ) = 0, '00','30')) AS time_scope, COUNT(*) FROM yyd_order WHERE create_time>'2018-05-11' GROUP BY time_scope ORDER BY DATE_FORMAT(create_time, '%H:%i'), DATE_FORMAT(create_time, '%Y-%m-%d') DESC ;
8. 成功率,失敗率,臨時(shí)表 join on hour
SELECT * FROM (SELECT DATE_FORMAT(t.`create_time`, '%Y-%m-%d') t_date,COUNT(1) '成功數(shù)' FROM yyd_order t WHERE t.`create_time` > '2018-05-17' AND t.`status` = 'repay_yes' GROUP BY DATE_FORMAT(t.`create_time`, '%Y-%m-%d')) t1 RIGHT JOIN (SELECT DATE_FORMAT(t.`create_time`, '%Y-%m-%d') t_date,COUNT(1) '總數(shù)' FROM yyd_order t WHERE t.`create_time` > '2018-05-11' GROUP BY DATE_FORMAT(t.`create_time`, '%Y-%m-%d')) t2 ON t1.t_date=t2.t_date;
9. 更新日志表中最后條一條日志狀態(tài)值到信息表中狀態(tài),update a join b on xx set a.status=b.status where tmp group by userid tmp2,注意索引
UPDATE t_order t0 LEFT JOIN (SELECT * FROM (SELECT * FROM t_order_log t WHERE t.create_time>'2018-05-11' ORDER BY id DESC) t1 GROUP BY t1.user_id ) ON t.user_id=t2.user_id SET t0.`status`=t2.status WHERE t0.`create_time`>'2018-05-11' AND t0.`status`=10;
10. 備份表,create table as select xxx where xxx
CREATE TABLE t_m AS SELECT * FROM t_order;
上述內(nèi)容就是mysql中怎么實(shí)現(xiàn)數(shù)據(jù)統(tǒng)計(jì),你們學(xué)到知識(shí)或技能了嗎?如果還想學(xué)到更多技能或者豐富自己的知識(shí)儲(chǔ)備,歡迎關(guān)注億速云行業(yè)資訊頻道。
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