and cannot contain NULL values. A table can have only ONE primary key; and in the table - Eduguru

MySQL PRIMARY KEY Constraint

August 31, 2021 eduguru 0 Comments and cannot contain NULL values. A table can have only ONE primary key; and in the table, MySQL PRIMARY KEY Constraint, MySQL PRIMARY KEY Constraint The PRIMARY KEY constraint uniquely identifies each record in a table. Primary keys must contain UNIQUE values

MySQL PRIMARY KEY Constraint The PRIMARY KEY constraint uniquely identifies each record in a table. Primary keys must contain UNIQUE values, and