remove primary key from a table
alter table Player DROP PRIMARY KEY;remove primary key from a table
alter table Player DROP PRIMARY KEY;mysql change primary key
ALTER TABLE tableName MODIFY COLUMN id INT; /* First you should drop auto increment */
ALTER TABLE tableName DROP PRIMARY KEY; /* Dop primary key */
ALTER TABLE tableName ADD PRIMARY KEY (new_id); /* Set primary key to the new column */
ALTER TABLE tableName MODIFY COLUMN new_id INT AUTO_INCREMENT; /* Set auto increment to the new primary key */Copyright © 2021 Codeinu
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