第七色在线视频,2021少妇久久久久久久久久,亚洲欧洲精品成人久久av18,亚洲国产精品特色大片观看完整版,孙宇晨将参加特朗普的晚宴

為了賬號(hào)安全，請(qǐng)及時(shí)綁定郵箱和手機(jī)立即綁定
已解決430363個(gè)問(wèn)題，去搜搜看，總會(huì)有你想問(wèn)的

mssql如何把兩個(gè)查詢合并成一個(gè)

mssql如何把兩個(gè)查詢合并成一個(gè)

慕碼人8056858 2018-12-07 02:35:08
sql語(yǔ)句1：select count(Azcount) as 新 from StatisticsInfon where addtime between '2012-11-14 00:00:00' and '2012-11-14 23:59:59' sql語(yǔ)句2：select count(Azcount) as 舊 from StatisticsInfon where addtime between '2012-11-13 00:00:00' and '2012-11-13 23:59:59' 用union合并之后，只能顯示一列。 如何變成這種一個(gè)結(jié)果集的效果？ 新 舊 12 12
查看完整描述

3 回答

?
胡子哥哥

TA貢獻(xiàn)1825條經(jīng)驗(yàn) 獲得超6個(gè)贊

select ?sum(case when?addtime between '2012-11-13 00:00:00' and '2012-11-13 23:59:59' then 1 else 0 end) as 舊,sum(case when?addtime between '2012-11-14 00:00:00' and '2012-11-14 23:59:59' then 1 else 0 end) as 新

from?StatisticsInfon

查看完整回答
反對(duì) 回復(fù) 2019-01-07
?
三國(guó)紛爭(zhēng)

TA貢獻(xiàn)1804條經(jīng)驗(yàn) 獲得超7個(gè)贊

select count(Azcount) as 新, (

select count(Azcount) as 舊 from StatisticsInfon

where addtime between '2012-11-13 00:00:00' and '2012-11-13 23:59:59'

)from StatisticsInfon

where addtime between '2012-11-14 00:00:00' and '2012-11-14 23:59:59'

查看完整回答
反對(duì) 回復(fù) 2019-01-07
?
繁星點(diǎn)點(diǎn)滴滴

TA貢獻(xiàn)1803條經(jīng)驗(yàn) 獲得超3個(gè)贊

SELECT? *
FROM??? ( SELECT??? COUNT(*)?新
????????? FROM????? StatisticsInfon
????????? WHERE?????xxxx
??????? ) a ,
??????? ( SELECT??? COUNT(*)?舊

????????? FROM??????StatisticsInfon
????????? WHERE?????xxxxxx

??????? ) b

查看完整回答
反對(duì) 回復(fù) 2019-01-07
  • 3 回答
  • 0 關(guān)注
  • 921 瀏覽
慕課專(zhuān)欄
更多

添加回答

舉報(bào)

0/150
提交
取消
微信客服

購(gòu)課補(bǔ)貼
聯(lián)系客服咨詢優(yōu)惠詳情

 幫助反饋 APP下載

慕課網(wǎng)APP
您的移動(dòng)學(xué)習(xí)伙伴

 公眾號(hào)

掃描二維碼
關(guān)注慕課網(wǎng)微信公眾號(hào)