JPA笔记4 ManyToMany
摘要：package many_to_many;
import java.util.HashSet;
import java.util.Set;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.ManyToMany;
import javax.persistence.Table;
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2019-09-21 09:37
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JPA笔记3 OneToOne
摘要：package one_to_one;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.OneToOne;
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2019-09-20 19:49
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JPA笔记2 OneToMany
摘要：package one_to_many;
import java.util.HashSet;
import java.util.Set;
import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.FetchType;
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2019-09-20 17:57
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JPA笔记1 ManyToOne
摘要：persistence.xml ManyToOne测试代码 Customer类： Order类：
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2019-09-20 16:38
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