utf8_general_ci is not case sensitive, so you have to use utf8_general_cs?

utf8_general_ci is not case sensitive, so you have to use utf8_general_cs?

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utf8_general_ci is not case sensitive, so you have to use utf8_general_cs?

Generally use this utf8_general_ci

There is one with bin, but I don’t know the specific difference.

utf8_general_ci proofreading rules are compared very quickly.
utf8_general_ci is not case-sensitive. You need to use this when registering your username and email address.

utf8_general_cs is case-sensitive. If you use this for username and email, it will have adverse consequences.
Because the fields in the database are not case-sensitive when you use SQL statements, you generally use utf8_general_ci