Package jakarta.persistence
Annotation Interface Id
Identifies the primary key of an entity.
The field or property to which the Id annotation is
applied should have one of the following types:
any Java primitive type;
any primitive wrapper type;
String;
UUID;
Date;
Date;
BigDecimal;
BigInteger.String;
The mapped column for the primary key of the entity is assumed
to be the primary key of the primary table. If no Column
annotation is specified, the primary key column name is assumed to
be the name of the primary key property or field.
Example:
@Id
public Long getId() { return id; }
- Since:
- 1.0
- See Also: