Multiple conditions on a single column

  • How to check multiple conditions on a single column with and condition.

    Lets say theres a table with columns student No and subject.

    Data will be as follow.

    Student NoSubject

    ------------------------

    00AMath

    00AScience

    00BMath

    00BArts

    00CScience

    00DMath

    00D Science

    00DAtrs

    00EScience

    I want to get Students who are doing both Maths and Science. The results would be 00A and 00D

    Please help me to solve this

  • select Math.Student_No

    from (select Student_No

             from yourtable

            where Subject = 'Math' ) Math

    inner join (select Student_No

             from yourtable

            where Subject = 'Science' ) Science

    on Math.Student_No   = Science.Student_No

    Johan

    Learn to play, play to learn !

    Dont drive faster than your guardian angel can fly ...
    but keeping both feet on the ground wont get you anywhere :w00t:

    - How to post Performance Problems
    - How to post data/code to get the best help[/url]

    - How to prevent a sore throat after hours of presenting ppt

    press F1 for solution, press shift+F1 for urgent solution 😀

    Need a bit of Powershell? How about this

    Who am I ? Sometimes this is me but most of the time this is me

  • or

     select StudentId from @yorTable where StudentId in

     (select StudentId from @Yourtable where Subject='Science')

    and Subject = 'Math'

    also does the trick

     

    s

Viewing 3 posts - 1 through 2 (of 2 total)

You must be logged in to reply to this topic. Login to reply