在mysql中获取错误:com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException:表“db.studentgroup”不存在
我有StudentGroup.class:在mysql中获取错误:com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException:表“db.studentgroup”不存在,mysql,hibernate,Mysql,Hibernate,我有StudentGroup.class: package com.grades.model; import javax.persistence.Column; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.Id; import javax.persistence.Table; import j
package com.grades.model;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;
import javax.persistence.UniqueConstraint;
@Entity
@Table(name = "StudentGroup", uniqueConstraints = { @UniqueConstraint(columnNames = "group_number") })
public class StudentGroup {
@Id
@GeneratedValue
@Column(name = "id")
private int id;
@Column(name = "group_number")
private int groupNumber;
public StudentGroup() {
}
public StudentGroup(int groupNumber) {
this.groupNumber = groupNumber;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public int getGroupNumber() {
return groupNumber;
}
public void setGroupNumber(int groupNumber) {
this.groupNumber = groupNumber;
}
@Override
public String toString() {
return "StudentGroup [id=" + id + ", groupNumber=" + groupNumber + "]";
}
}
在我的数据库中,我有一个名为“student_group”的表,当我尝试用hibernate插入一行时,我在Tomcat中遇到以下异常:严重:Servlet.service for Servlet[mvc dispatcher]在上下文中,路径[/application]抛出异常[请求处理失败;嵌套异常为org.hibernate.exception.sqlgrammareexception:无法插入:[com.grades.model.StudentGroup]],根本原因是
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException:表'db.studentgroup'不存在
有人能帮我解决这个问题吗?这个“@Tablename=StudentGroup”表示您的数据库表应命名为“StudentGroup”,相应地更改注释或表名。您的问题说明表名为“student\u group”,但您的代码引用的表名为“StudentGroup”,没有下划线。我从未使用过hiberna所以我不能肯定,但是学生组和学生组不是一个问题吗?