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本文主要給大家簡(jiǎn)單講講如何統(tǒng)計(jì)MySQL查詢時(shí)間,相關(guān)專業(yè)術(shù)語(yǔ)大家可以上網(wǎng)查查或者找一些相關(guān)書(shū)籍補(bǔ)充一下,這里就不涉獵了,我們就直奔主題吧,希望如何統(tǒng)計(jì)MySQL查詢時(shí)間這篇文章可以給大家?guī)?lái)一些實(shí)際幫助。
現(xiàn)在假設(shè)有這樣一張訂單數(shù)據(jù)表:
CREATE TABLE `order` ( `id` int(11) unsigned NOT NULL AUTO_INCREMENT, `order_sn` varchar(50) CHARACTER SET utf8 NOT NULL DEFAULT '' COMMENT '訂單編號(hào),保證唯一', `create_at` int(11) NOT NULL DEFAULT '0' COMMENT '創(chuàng)建時(shí)間', `success_at` int(11) NOT NULL DEFAULT '0' COMMENT '訂單完成時(shí)間', `creator_id` varchar(50) CHARACTER SET utf8 NOT NULL DEFAULT '' COMMENT '訂單創(chuàng)建人', PRIMARY KEY (`id`), UNIQUE KEY `uni_sn` (`order_sn`), ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='訂單表';
現(xiàn)在以如上表為例查詢相關(guān)的數(shù)據(jù):
查詢今天所有已完成的訂單編號(hào):
SELECT `order_sn` FROM `order` WHERE YEARWEEK(FROM_UNIXTIME(success_at,'%Y-%m-%d')) = date_format(now(),'%Y-%m-%d');
查詢當(dāng)前這周所有已完成的訂單編號(hào):
SELECT `order_sn` FROM `order` WHERE YEARWEEK(FROM_UNIXTIME(success_at,'%Y-%m-%d')) = YEARWEEK(now());
查詢上周所有已完成的訂單編號(hào):
SELECT `order_sn` FROM `order` WHERE YEARWEEK(FROM_UNIXTIME(success_at,'%Y-%m-%d')) = YEARWEEK(now())-1;
查詢當(dāng)前月份所有已完成的訂單編號(hào):
select `order_sn` from `order` where FROM_UNIXTIME(success_at,'%Y-%m')=date_format(now(),'%Y-%m');
查詢上個(gè)月份所有已完成的訂單編號(hào):
select `order_sn` from `order` where FROM_UNIXTIME(success_at,'%Y-%m')=date_format(DATE_SUB(curdate(), INTERVAL 1 month),'%Y-%m');
查詢距離當(dāng)前現(xiàn)在6個(gè)月已完成的訂單編號(hào):
select `order_sn` from `order` where FROM_UNIXTIME(success_at,'%Y-%m-%d %H:%i:%s') between date_sub(now(),interval 6 month) and now();
查詢本季度所有已完成的訂單編號(hào):
select `order_sn` from `order` where QUARTER(FROM_UNIXTIME(success_at,'%Y-%m-%d'))=QUARTER(now());
查詢上季度所有已完成的訂單編號(hào):
select `order_sn` from `order` where QUARTER(FROM_UNIXTIME(success_at,'%Y-%m-%d'))=QUARTER(DATE_SUB(now(),interval 1 QUARTER));
查詢本年所有已完成的訂單編號(hào):
select `order_sn` from `order` where YEAR(FROM_UNIXTIME(success_at,'%Y-%m-%d'))=YEAR(NOW());
查詢上年所有已完成的訂單編號(hào):
select `order_sn` from `order` where year(FROM_UNIXTIME(success_at,'%Y-%m-%d'))=year(date_sub(now(),interval 1 year));
如何統(tǒng)計(jì)MySQL查詢時(shí)間就先給大家講到這里,對(duì)于其它相關(guān)問(wèn)題大家想要了解的可以持續(xù)關(guān)注我們的行業(yè)資訊。我們的板塊內(nèi)容每天都會(huì)捕捉一些行業(yè)新聞及專業(yè)知識(shí)分享給大家的。
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