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Editorial Team
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Asked: 2026-05-27T21:32:32+00:00

For example – Table name = TABLE StudentID | SubCode | SubName —————————– 1

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For example – Table name = TABLE

StudentID | SubCode | SubName
-----------------------------
    1          M1       Math
    1          S1       Science
    1          E1       English
    2          H1       History
    3          G2       Geography
    4          M1       Math

Can we display the answer like this ?

studentid | SubCode | SubName
---------------------------------
    1          M1       Math
    1          S1       Science
    1          E1       English
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1 Answer

  1. Editorial Team

    An IN() subquery with a HAVING clause should do it:

    SELECT * 
FROM table
WHERE StudentID IN (
  SELECT 
    StudentID
  FROM table
  GROUP BY userid
  HAVING COUNT(*) > 1
)
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