Why can't you change the varchar field length to a value greater than 13?

Trying to change the value, but more than 13 not out ((
Though writes that it is possible to 65535
What's wrong?
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April 4th 20 at 00:34
1 answer
April 4th 20 at 00:36
Solution
because there are other columns in the table. and the total size of the string exceeds the existing Limits on Table Column Count and Row Size.

TEXT or BLOB to help you
it works within a table or the entire database, i.e. the user? - Georgianna.Smi commented on April 4th 20 at 00:39
@Dominick.Smiread an article online under linkou. this global limit. the length of the string cannot exceed this value. regardless of the engine and the more user) - Pinkie.McLaughl commented on April 4th 20 at 00:42
@Pinkie.McLaughl, thank you! - Georgianna.Smi commented on April 4th 20 at 00:45
@Dominick.Smi, please - Pinkie.McLaughl commented on April 4th 20 at 00:48

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