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javax.persistence Annotation Type Id
Implements:
Annotation
@Target(value={METHOD, FIELD})@Retention(value=RUNTIME)
指定实体的主键属性或字段。
示例: @Id public Long getId() { return id; }
since |
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Specifies the primary key property or field of an entity.
Example: @Id public Long getId() { return id; }
- Since:
- Java Persistence 1.0
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