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Editorial Team
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Asked: 2026-05-28T05:16:43+00:00

I have this query: UPDATE student_info set grade = (SELECT tempTable.grade FROM tempTable WHERE

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I have this query:

UPDATE student_info 
    set grade = (SELECT tempTable.grade 
                     FROM tempTable
                     WHERE student_info.s_id = (SELECT s_id FROM tempTable))

I’ve also tried the suggested solution here:
http://dev.mysql.com/doc/refman/5.0/en/subquery-errors.html

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1 Answer

  1. Editorial Team

    I guess you want:

    UPDATE student_info 
  JOIN tempTable
    ON tempTable.s_id = student_info.s_id 
SET student_info.grade = tempTable.grade
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