this post was submitted on 18 Oct 2023
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To preface, I’m currently rewriting a personal webapp to use MySQL instead of storing everything in hundreds of JSON files. I’m currently in the testing phase of generating tables with the data from the JSON files, destroying the tables, adding more columns and data, repeat, all to make sure everything is working as intended.

My issue is that occasionally I’ll create too many columns and then I get an error saying something about the row being too large? I’ve also noticed that if I change the parameters of what data is allowed to go in the column, I can generate more columns. I know there is some relationship between number of columns, the data that can go in a column, data size, and row size but I don’t know what’s going on. I’d appreciate it if someone could broadly go over how row length(?) can affect number of columns.

Thank you

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[–] a_fancy_kiwi 1 points 1 year ago

Thank you for the info, I appreciate it