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MySql-从主表和第二表创建总和_Mysql - Fatal编程技术网

MySql-从主表和第二表创建总和

MySql-从主表和第二表创建总和,mysql,Mysql,我在MySql中有两个表: main: 和_fakture 字段:id,organizatorId,… 秒: 还有(u stavke) 字段:id,idFakture,ukupno,。。。 where和_fakture.id=和_stavke.idFakture ukupno是数字的 我怎样才能从organizatorId中求和(ukupno)?你的问题不是很清楚,但你想要这样的东西吗 SELECT organizatorId, SUM(ukupno) FROM and_fakture INN

我在MySql中有两个表:

  • main:
  • 和_fakture 字段:id,organizatorId,…

  • 秒: 还有(u stavke) 字段:id,idFakture,ukupno,。。。 where和_fakture.id=和_stavke.idFakture
  • ukupno数字的


    我怎样才能从organizatorId中求和(ukupno)?

    你的问题不是很清楚,但你想要这样的东西吗

    SELECT organizatorId, SUM(ukupno) 
    FROM and_fakture
    INNER JOIN and_stavke ON and_fakture.id = and_stavke.idFakture
    GROUP BY organizatorId
    

    这将为您提供每个组织的ukupno总和

    太好了,它有助于您标记为正确答案。谢谢