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Home/ Questions/Q 3356518
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Editorial Team
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Editorial Team
Asked: May 18, 20262026-05-18T02:31:21+00:00 2026-05-18T02:31:21+00:00

I need to create a table to store users’ class schedules. These schedules have

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I need to create a table to store users’ class schedules. These schedules have 7 blocks a day for Monday through Friday. However, not all blocks are filled with classes.

I was planning on creating a table that stored stored a user’s id, the period id, the class name, and the class subject in each record. If I implement it this way, what is the best way to determine when a user does not have classes using PHP? Is there a better layout for this?

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  1. Editorial Team
    Editorial Team
    2026-05-18T02:31:21+00:00Added an answer on May 18, 2026 at 2:31 am

    You need to make three tables, and set up a many-to-many relationship.

    But if you don’t want to get real complex, why not just insert the students free time like a class, call it ‘free time’, then you can just search for those.

    SELECT * FROM records WHERE student_id = ‘0001’ AND class = ‘free time’

    Otherwise, I’m not sure how you’d find an empty block without having a table devoted to the blocks.

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