Computer scienceBackendSpring BootSpring DataSpring Data JPAJPA Entities

Cascade operations

Theory

Multiple types

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Select all cascade types enabled for receivers field in this entity class:

Java 
@Entity
public class Message {
    @Id
    @Column(name = "message_id")
    private long addressId;

    @Column(name = "sender_name")
    private String contactName;

    @OneToMany(cascade = {CascadeType.PERSIST, CascadeType.MERGE})
    private List<Person> receivers = new ArrayList<>();

}
Kotlin 
@Entity
data class Message (
    @Id
    @Column(name = "message_id")
    var addressId: Long = 0L,

    @Column(name = "sender_name")
    var contactName: String = "",

    @OneToMany(cascade = [CascadeType.PERSIST, CascadeType.MERGE])
    var receivers: List<Person> = ArrayList()
)
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