Yes, you can give your 'nick' column the UNIQUE attribute. That will make INSERT throw an error if a duplicate is attempted.

Since you will be searching the column by nick, it may be worthwhile to make it an INDEX, too. The combination makes a column behave as as if it were a primary key.

After Compline,
Zaxo

In reply to Re: Re: Re: perl (mysql) question... by Zaxo
in thread perl (mysql) question... by kiat

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