EntityManager API 提供了创建 Query 实例以执行原生 SQL 语句的createNativeQuery方法。 实体User: - package com.cndatacom.jpa.entity;
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- import javax.persistence.Column;
- import javax.persistence.Entity;
- import javax.persistence.GeneratedValue;
- import javax.persistence.Id;
- import javax.persistence.Table;
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- @Entity
- @Table(name="t_user")
- public class User {
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- @Id
- @GeneratedValue
- private Long id;
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- @Column(name="name",length=50)
- private String name;
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- @Column(name="password",length=20)
- private String password;
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- @Column(name="email",length=50)
- private String email;
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- @Column(name="age",length=3)
- private int age;
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- public User() {
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- }
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- }
测试:
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