You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version

解决Hibernate表创建错误
最新推荐文章于 2024-08-30 00:52:23 发布
原创 最新推荐文章于 2024-08-30 00:52:23 发布 · 646 阅读 · 0 ·
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#hibernate #mysql

本文介绍了一个关于Hibernate在Tomcat启动时自动创建表的问题及解决方案。主要错误为使用了不支持事务处理和外键的MyISAM引擎。通过更改Hibernate方言设置解决了该问题。

hibernate自动创建表出现问题

数据库使用mysql。我创建了两张表并且用注解配置了一对多的关系，在hibernate启动时。会自动在数据库中创建对应的table。
但是在Tomcat启动时报了下面的错

14:32:29.532 WARN  org.hibernate.tool.schema.internal.ExceptionHandlerLoggedImpl 27 handleException - GenerationTarget encountered exception accepting command : Error executing DDL via JDBC Statement org.hibernate.tool.schema.spi.CommandAcceptanceException: Error executing DDL via JDBC Statement
    at org.hibernate.tool.schema.internal.exec.GenerationTargetToDatabase.accept(GenerationTargetToDatabase.java:67) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    at org.hibernate.tool.schema.internal.AbstractSchemaMigrator.applySqlString(AbstractSchemaMigrator.java:559) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    at org.hibernate.tool.schema.internal.AbstractSchemaMigrator.applySqlStrings(AbstractSchemaMigrator.java:504) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    at org.hibernate.tool.schema.internal.AbstractSchemaMigrator.createTable(AbstractSchemaMigrator.java:277) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    at org.hibernate.tool.schema.internal.GroupedSchemaMigratorImpl.performTablesMigration(GroupedSchemaMigratorImpl.java:71) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    at org.hibernate.tool.schema.internal.AbstractSchemaMigrator.performMigration(AbstractSchemaMigrator.java:207) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    at org.hibernate.tool.schema.internal.AbstractSchemaMigrator.doMigration(AbstractSchemaMigrator.java:114) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    at org.hibernate.tool.schema.spi.SchemaManagementToolCoordinator.performDatabaseAction(SchemaManagementToolCoordinator.java:183) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    at org.hibernate.tool.schema.spi.SchemaManagementToolCoordinator.process(SchemaManagementToolCoordinator.java:72) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    at org.hibernate.internal.SessionFactoryImpl.<init>(SessionFactoryImpl.java:313) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    at org.hibernate.boot.internal.SessionFactoryBuilderImpl.build(SessionFactoryBuilderImpl.java:452) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:710) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:726) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    at org.springframework.orm.hibernate5.LocalSessionFactoryBean.buildSessionFactory(LocalSessionFactoryBean.java:535) ~[spring-orm-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.orm.hibernate5.LocalSessionFactoryBean.afterPropertiesSet(LocalSessionFactoryBean.java:519) ~[spring-orm-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1769) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1706) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:583) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:502) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:312) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:228) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:310) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:200) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:251) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1138) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1065) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:584) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:91) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:373) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1344) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:502) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:312) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:228) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:310) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:200) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:251) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1138) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1065) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:584) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:91) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:373) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1344) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:502) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:312) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:228) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:310) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:200) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:251) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1138) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1065) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:584) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:91) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:373) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1344) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:502) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:312) ~[spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:228) [spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:310) [spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:200) [spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:761) [spring-beans-5.0.3.RELEASE.jar:5.0.3.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:868) [spring-context-5.0.1.RELEASE.jar:5.0.1.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549) [spring-context-5.0.1.RELEASE.jar:5.0.1.RELEASE]
    at org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:409) [spring-web-5.0.1.RELEASE.jar:5.0.1.RELEASE]
    at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:291) [spring-web-5.0.1.RELEASE.jar:5.0.1.RELEASE]
    at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:103) [spring-web-5.0.1.RELEASE.jar:5.0.1.RELEASE]
    at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:5118) [catalina.jar:7.0.75]
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5634) [catalina.jar:7.0.75]
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) [catalina.jar:7.0.75]
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1571) [catalina.jar:7.0.75]
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1561) [catalina.jar:7.0.75]
    at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_161]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:1.8.0_161]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:1.8.0_161]
    at java.lang.Thread.run(Unknown Source) [?:1.8.0_161]
Caused by:com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'type=MyISAM' at line 1
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_161]
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) ~[?:1.8.0_161]
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) ~[?:1.8.0_161]
    at java.lang.reflect.Constructor.newInstance(Unknown Source) ~[?:1.8.0_161]
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) ~[mysql-connector-java-5.1.38.jar:5.1.38]
    at com.mysql.jdbc.Util.getInstance(Util.java:387) ~[mysql-connector-java-5.1.38.jar:5.1.38]
    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:939) ~[mysql-connector-java-5.1.38.jar:5.1.38]
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3878) ~[mysql-connector-java-5.1.38.jar:5.1.38]
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3814) ~[mysql-connector-java-5.1.38.jar:5.1.38]
    at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) ~[mysql-connector-java-5.1.38.jar:5.1.38]
    at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) ~[mysql-connector-java-5.1.38.jar:5.1.38]
    at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2547) ~[mysql-connector-java-5.1.38.jar:5.1.38]
    at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2505) ~[mysql-connector-java-5.1.38.jar:5.1.38]
    at com.mysql.jdbc.StatementImpl.executeInternal(StatementImpl.java:840) ~[mysql-connector-java-5.1.38.jar:5.1.38]
    at com.mysql.jdbc.StatementImpl.execute(StatementImpl.java:740) ~[mysql-connector-java-5.1.38.jar:5.1.38]
    at com.mchange.v2.c3p0.impl.NewProxyStatement.execute(NewProxyStatement.java:1006) ~[c3p0-0.9.1.2.jar:0.9.1.2]
    at org.hibernate.tool.schema.internal.exec.GenerationTargetToDatabase.accept(GenerationTargetToDatabase.java:54) ~[hibernate-core-5.2.12.Final.jar:5.2.12.Final]
    ... 76 more

看sql语句

Hibernate: create table membership (MEMBERSHIP_ID varchar(255) ...
, primary key (MEMBERSHIP_ID)) type=MyISAM

可以看到使用的是MyISAM数据库引擎，这种引擎不支持transaction处理，而且不支持外键的。

所以在配置hibernate时，要修改一下这个属性的配置

hibernate.dialect = org.hibernate.dialect.MySQLDialect

改成以下一种

hibernate.dialect = org.hibernate.dialect.MySQL55Dialect
hibernate.dialect = org.hibernate.dialect.MySQL57Dialect

And then enjoy it!

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自己在数据库中原来使用的是order作为表名，而order是mySQL数据库系统的关键字，所以才会一直报语法错误，后面才改为orders为表名，别忘记在代码里也需要修改哦，这里希望大家不要入这个坑，希望给大家带来帮助，有喜欢的小伙伴可以关注下，后续也会继续更新！今天踩了一个坑，报这种错误首先你可能会想到先去检查自己的SQL有没有写错，如果发现自己的SQL语句没有写错，那么就要注意了！......
you have an error in your sql syntax check the manual that corresponds yo your mysql
最新发布
07-12
在处理MySQL数据库时，SQL语法错误是开发者们常见的问题。以下是对这类错误的解析与解决方法。 ### 错误原因分析 SQL语法错误通常是因为查询语句中存在不符合SQL标准或特定数据库系统（如MySQL）要求的语法结构。例如，错误信息 `You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '=='` 提示使用了不正确的操作符 `==`，而在SQL中应使用单个等号 `=` 进行条件判断 [^4]。 另一个例子是尝试使用 `INTERSECT` 或 `EXCEPT` 操作符时，如果MySQL版本低于8.0.31，则这些操作符不可用，这也会导致语法错误 [^5]。 ### 解决方案 #### 修正错误语法 - **检查并修正操作符**：确保所有赋值和比较操作符都正确无误，例如将 `==` 改为 `=` [^4]。 - **验证关键字使用**：确认使用的SQL关键字和函数在当前MySQL版本中是支持的。如果不支持，可以考虑替代方案或升级MySQL版本 [^5]。 #### 使用正确的SQL结构 - **避免使用不受支持的操作符**：如果MySQL版本不支持某些高级特性如 `INTERSECT` 或 `EXCEPT`，可以通过其他方式实现相同功能，比如使用子查询或者临时表 [^5]。 ### 预防措施 为了防止未来的SQL语法错误，建议采取以下措施： - **定期更新文档**：保持对最新MySQL官方文档的关注，了解最新的SQL语法和支持的功能。 - **代码审查**：实施严格的代码审查流程，以确保SQL查询遵循最佳实践。 - **使用SQL验证工具**：利用在线SQL验证工具或IDE插件来帮助检测潜在的语法错误。 ### 示例代码 假设需要编写一个查询来获取某个表中的记录，并且该查询应该兼容大多数MySQL版本，可以这样写： ```sql SELECT * FROM your_table WHERE your_column = '1'; ``` 此查询简单明了，没有使用任何可能引起争议的高级特性，适用于几乎所有MySQL环境 。
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