Created
April 3, 2018 15:46
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sample jpa annotations
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import javax.persistence.*; | |
@Entity | |
class Scratch { | |
@Id | |
@GeneratedValue(strategy = GenerationType.AUTO) | |
String a; | |
@ManyToOne(fetch = FetchType.LAZY, cascade = {CascadeType.MERGE, CascadeType.PERSIST, CascadeType.REFRESH}) | |
@JoinColumn(name = "column_name") | |
String b; | |
@ManyToMany | |
@JoinTable(name = "table_name", | |
joinColumns = {@JoinColumn(name = "column_name")}, | |
inverseJoinColumns = {@JoinColumn(name = "inverse_column_name")}) | |
String c; | |
@OneToMany(orphanRemoval = true, cascade = {CascadeType.ALL}) | |
@JoinColumn(name = "column_name") | |
String d; | |
@OneToMany(mappedBy = "property_name", cascade = {CascadeType.MERGE, CascadeType.PERSIST, CascadeType.REFRESH}) | |
String e; | |
} |
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