【问题标题】:org.h2.jdbc.JdbcSQLSyntaxErrorException: Column not found; SQL statement [SPRINGBOOT]org.h2.jdbc.JdbcSQLSyntaxErrorException:找不到列; SQL 语句 [SPRINGBOOT]
【发布时间】:2022-01-17 20:22:59
【问题描述】:

我最近开始使用 Spring Boot! 我目前正在使用:

  • Spring Tool Suite 4(Spring Boot 版本 2.6.2)
  • JAVA 8
  • H2 控制台

我的目标: 显示我的每个学生(模型)值各自的类型:

例如:

  • ID:1,2,3,...
  • 姓名:Bob Kim、Marley Z、...
  • 部门:计算机科学、护理、...
  • 更新:chopp3r
  • 更新日期:2022-01-17

Student.java(模型类):

@Entity
public class Student 
{
    @Id
    private Integer Id;
    private String name;
    private String department;
    private String updatedBy;
    @DateTimeFormat(pattern="yyy-MM-dd")
    private Date updatedOn;
    
    public Student()
    {
        
    }

    public Student(Integer id, String name, String department, String updatedBy, Date updatedOn) {
        super();
        Id = id;
        this.name = name;
        this.department = department;
        this.updatedBy = updatedBy;
        this.updatedOn = updatedOn;
    }

    GETTERS/SETTERS METHODS...
    TOSTRING METHOD...
    
}

我正在使用的依赖项:

<dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-jpa</artifactId>
        </dependency>

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-thymeleaf</artifactId>
        </dependency>

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>

        <dependency>
            <groupId>com.h2database</groupId>
            <artifactId>h2</artifactId>
        </dependency>

        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <scope>runtime</scope>
        </dependency>

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-web</artifactId>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
        </dependency>

        <dependency>
            <groupId>org.webjars</groupId>
            <artifactId>bootstrap</artifactId>
            <version>4.3.1</version>
        </dependency>

        <dependency>
            <groupId>org.webjars</groupId>
            <artifactId>jquery</artifactId>
            <version>3.4.1</version>
        </dependency>

data.sql 在没有错误的情况下工作,但在 h2-console 中给出了差异值:

insert into student values (1,'Bob Kim','Computer Science','chopp3r','2022-01-17');
insert into student values (2,'Marley Z','Nursing','chopp3r','2022-01-17');
insert into student values (3,'Cyka Blyat','Russian Literature','chopp3r','2022-01-17');

下图是 H2-Console 中显示的内容,您注意到 DEPARTMENT 和 NAME 列已交换:

但如果我使用以下 data.sql 运行 Spring Boot 应用程序:

insert into student (id,name,department,updatedBy,updatedOn) values (1,'Bob Kim','Computer Science','chopp3r','2022-01-17');
insert into student (id,name,department,updatedBy,updatedOn) values (2,'Marley Z','Nursing','chopp3r','2022-01-17');
insert into student (id,name,department,updatedBy,updatedOn) values (3,'Cyka Blyat','Russian Literature','chopp3r','2022-01-17');

我收到一条错误消息:

Caused by: org.h2.jdbc.JdbcSQLSyntaxErrorException: Column "UPDATEDBY" not found; SQL statement:
insert into student (id,name,department,updatedBy,updatedOn) values (1,'Bob Kim','Computer Science','chopp3r','2022-01-17') [42122-200]
    at org.h2.message.DbException.getJdbcSQLException(DbException.java:453) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.message.DbException.getJdbcSQLException(DbException.java:429) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.message.DbException.get(DbException.java:205) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.message.DbException.get(DbException.java:181) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.table.Table.getColumn(Table.java:703) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.command.Parser.parseColumn(Parser.java:1450) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.command.Parser.parseColumnList(Parser.java:1435) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.command.Parser.parseInsertGivenTable(Parser.java:1804) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.command.Parser.parseInsert(Parser.java:1749) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.command.Parser.parsePrepared(Parser.java:954) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.command.Parser.parse(Parser.java:843) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.command.Parser.parse(Parser.java:815) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.command.Parser.prepareCommand(Parser.java:738) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.engine.Session.prepareLocal(Session.java:657) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.engine.Session.prepareCommand(Session.java:595) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.jdbc.JdbcConnection.prepareCommand(JdbcConnection.java:1235) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.jdbc.JdbcStatement.executeInternal(JdbcStatement.java:212) ~[h2-1.4.200.jar:1.4.200]
    at org.h2.jdbc.JdbcStatement.execute(JdbcStatement.java:201) ~[h2-1.4.200.jar:1.4.200]
    at com.zaxxer.hikari.pool.ProxyStatement.execute(ProxyStatement.java:94) ~[HikariCP-4.0.3.jar:na]
    at com.zaxxer.hikari.pool.HikariProxyStatement.execute(HikariProxyStatement.java) ~[HikariCP-4.0.3.jar:na]
    at org.springframework.jdbc.datasource.init.ScriptUtils.executeSqlScript(ScriptUtils.java:261) ~[spring-jdbc-5.3.14.jar:5.3.14]
    ... 28 common frames omitted

我尝试搜索解决方案,无论它可能是影响我的程序的保留字还是在我的 spring.datasource.url 中添加 DATABASE_TO_UPPER=FALSE 但我仍然遇到相同的错误,它无法找到我的 updatedBy 列。

如果我做错了什么或遗漏了任何 Spring Boot 信息,请批评我。

【问题讨论】:

    标签: java mysql spring spring-boot


    【解决方案1】:

    好吧,没关系。我找到了一个对我有用的解决方案。我将 @Column(name = " ") 放在我的所有值上的 Student.java 类上,这样列是通过 data.sql 文件读取的。给大家带来的不便深表歉意!如果有其他方法或我仍然需要修复错误,请随时贡献。

    谢谢

    【讨论】:

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