Primary key already exists (Error 1883)
You have attempted to use the ADD PRIMARY KEY clause of the ALTER TABLE command on a table that already has a primary key.
Remove the existing primary key first.
Browser ini sudah tidak didukung.
Mutakhirkan ke Microsoft Edge untuk memanfaatkan fitur, pembaruan keamanan, dan dukungan teknis terkini.
You have attempted to use the ADD PRIMARY KEY clause of the ALTER TABLE command on a table that already has a primary key.
Remove the existing primary key first.