com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException Table 'xinghe.base_class' doesn't exist

本文介绍了在使用MyBatis框架进行数据库操作时遇到的表不存在异常问题及其解决方法。异常发生在尝试删除一个不存在的数据表时,通过检查xxxMapper.xml文件中的表名拼写来定位并解决问题。

com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException Table 'xinghe.base_class' doesn't exist

HTTP Status 500 - Request processing failed; nested exception is org.springframework.jdbc.BadSqlGrammarException:


type Exception report


message Request processing failed; nested exception is org.springframework.jdbc.BadSqlGrammarException:


description The server encountered an internal error that prevented it from fulfilling this request.


exception


org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.springframework.jdbc.BadSqlGrammarException: 
### Error updating database.  Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'xinghe.base_class' doesn't exist
### The error may involve Middleware.delete-Inline
### The error occurred while setting parameters
### SQL: delete from base_class
### Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'xinghe.base_class' doesn't exist
; bad SQL grammar []; nested exception is com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'xinghe.base_class' doesn't exist
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:965)
org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:844)
javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:829)
javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
com.auth.filter.AuthorizationFilter.doFilterInternal(AuthorizationFilter.java:77)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343)
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260)
com.auth.filter.AuthenticationFilter.doFilterInternal(AuthenticationFilter.java:113)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343)
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260)
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
root cause


org.springframework.jdbc.BadSqlGrammarException: 
### Error updating database.  Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'xinghe.base_class' doesn't exist
### The error may involve Middleware.delete-Inline
### The error occurred while setting parameters
### SQL: delete from base_class
### Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'xinghe.base_class' doesn't exist
; bad SQL grammar []; nested exception is com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'xinghe.base_class' doesn't exist
org.springframework.jdbc.support.SQLErrorCodeSQLExceptionTranslator.doTranslate(SQLErrorCodeSQLExceptionTranslator.java:237)
org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:72)
org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:73)
org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:371)
com.sun.proxy.$Proxy12.delete(Unknown Source)
org.mybatis.spring.SqlSessionTemplate.delete(SqlSessionTemplate.java:268)
com.xinghe.base.BaseMyIbatisDao.deleteBy(BaseMyIbatisDao.java:69)
com.xinghe.base.BaseMyIbatisDao.deleteById(BaseMyIbatisDao.java:65)
com.xinghe.base.BaseManager.removeById(BaseManager.java:63)
com.xinghe.base.BaseManager$$FastClassBySpringCGLIB$$43ec594b.invoke(<generated>)
org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:629)
com.xinghe.server.service.MiddlewareManager$$EnhancerBySpringCGLIB$$4cb9903d.removeById(<generated>)
com.xinghe.server.web.MiddlewareController.delete(MiddlewareController.java:91)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
java.lang.reflect.Method.invoke(Unknown Source)
org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:176)
org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:440)
org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:428)
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:919)
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:851)
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:953)
org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:844)
javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:829)
javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
com.auth.filter.AuthorizationFilter.doFilterInternal(AuthorizationFilter.java:77)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343)
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260)
com.auth.filter.AuthenticationFilter.doFilterInternal(AuthenticationFilter.java:113)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343)
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260)
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
root cause


com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'xinghe.base_class' doesn't exist
sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
java.lang.reflect.Constructor.newInstance(Unknown Source)
com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
com.mysql.jdbc.Util.getInstance(Util.java:386)
com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1053)
com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4096)
com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4028)
com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2490)
com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2651)
com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2734)
com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2155)
com.mysql.jdbc.PreparedStatement.execute(PreparedStatement.java:1379)
com.mchange.v2.c3p0.impl.NewProxyPreparedStatement.execute(NewProxyPreparedStatement.java:989)
sun.reflect.GeneratedMethodAccessor47.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
java.lang.reflect.Method.invoke(Unknown Source)
org.apache.ibatis.logging.jdbc.PreparedStatementLogger.invoke(PreparedStatementLogger.java:62)
com.sun.proxy.$Proxy17.execute(Unknown Source)
org.apache.ibatis.executor.statement.PreparedStatementHandler.update(PreparedStatementHandler.java:44)
org.apache.ibatis.executor.statement.RoutingStatementHandler.update(RoutingStatementHandler.java:69)
org.apache.ibatis.executor.SimpleExecutor.doUpdate(SimpleExecutor.java:48)
org.apache.ibatis.executor.BaseExecutor.update(BaseExecutor.java:105)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
java.lang.reflect.Method.invoke(Unknown Source)
org.apache.ibatis.plugin.Invocation.proceed(Invocation.java:49)
com.xinghe.mybatis.FlushCacheInterceptor.intercept(FlushCacheInterceptor.java:61)
org.apache.ibatis.plugin.Plugin.invoke(Plugin.java:60)
com.sun.proxy.$Proxy15.update(Unknown Source)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
java.lang.reflect.Method.invoke(Unknown Source)
org.apache.ibatis.plugin.Plugin.invoke(Plugin.java:62)
com.sun.proxy.$Proxy15.update(Unknown Source)
org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:152)
org.apache.ibatis.session.defaults.DefaultSqlSession.delete(DefaultSqlSession.java:165)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
java.lang.reflect.Method.invoke(Unknown Source)
org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:358)
com.sun.proxy.$Proxy12.delete(Unknown Source)
org.mybatis.spring.SqlSessionTemplate.delete(SqlSessionTemplate.java:268)
com.xinghe.base.BaseMyIbatisDao.deleteBy(BaseMyIbatisDao.java:69)
com.xinghe.base.BaseMyIbatisDao.deleteById(BaseMyIbatisDao.java:65)
com.xinghe.base.BaseManager.removeById(BaseManager.java:63)
com.xinghe.base.BaseManager$$FastClassBySpringCGLIB$$43ec594b.invoke(<generated>)
org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:629)
com.xinghe.server.service.MiddlewareManager$$EnhancerBySpringCGLIB$$4cb9903d.removeById(<generated>)
com.xinghe.server.web.MiddlewareController.delete(MiddlewareController.java:91)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
java.lang.reflect.Method.invoke(Unknown Source)
org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:176)
org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:440)
org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:428)
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:919)
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:851)
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:953)
org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:844)
javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:829)
javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
com.auth.filter.AuthorizationFilter.doFilterInternal(AuthorizationFilter.java:77)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343)
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260)
com.auth.filter.AuthenticationFilter.doFilterInternal(AuthenticationFilter.java:113)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343)
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260)
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
note The full stack trace of the root cause is available in the Apache Tomcat/7.0.54 logs.

Table 'xinghe.base_class' doesn't exist

错误原因:找不到数据表“base_class”

解决方法:

项目使用的是MyBatis持久层框架,与数据库的映射关系都保存在xxxMapper.xml文件中,

xxx为对应的实体类名,看看这里的表名是不是写错了。

<think>好的,我现在需要解决用户遇到的MySQL错误:Table 'metacms.security_user' doesn't exist。首先,我应该先了解这个错误的原因。根据用户提供的引用内容,类似的问题通常是由于表不存在、权限问题、数据库连接配置错误或者表名大小写问题导致的。 用户提到的引用[1]、[2]、[3]、[4]中都有类似的MySQLSyntaxErrorException,其中引用[4]指出可能是因为表名后缀的问题,比如用户有一个consumer.txt表,但实际需要的是consumer。这可能涉及到表名是否正确,或者是否有隐藏字符。所以,我需要先检查表名是否正确,包括拼写和大小写,尤其是MySQL在Linux下默认区分大小写。 接下来,用户的问题是关于metacms.security_user表不存在。首先,我应该确认数据库metacms中是否存在security_user表。用户可能需要使用SHOW TABLES命令来检查,或者直接查询是否存在该表。如果不存在,可能需要创建表或者导入结构。 另外,权限问题也可能导致这个错误。用户是否有访问metacms数据库的权限,以及是否有对security_user表的SELECT或其他操作权限。需要检查用户的权限设置,必要时授予权限。 数据库连接配置是否正确也是一个关键点。比如,连接字符串是否指定了正确的数据库,是否有拼写错误。例如,如果连接的是metacms_test而不是metacms,就会导致表不存在的错误。 还有可能是表名的大小写问题。在MySQL中,如果系统是Linux,表名是区分大小写的。如果创建表的时候用了Security_User,而查询的是security_user,可能会出错。需要检查表实际的大小写命名。 此外,是否有隐藏字符或特殊符号在表名中,比如引用[4]中的情况,表名可能有.txt后缀,但实际上应该没有。需要确认表名是否有多余的字符。 最后,如果以上步骤都检查过,可能需要重建表结构或恢复备份,或者检查应用程序的SQL语句是否有误,比如拼写错误或引用了错误的数据库。 现在需要将这些步骤整理成清晰的解决方案,并生成相关问题供用户进一步参考。</think>### 解决MySQLSyntaxErrorException: Table 'metacms.security_user' doesn't exist 的方法 #### 1. **确认表是否存在** - **执行SQL查询**:连接到MySQL数据库后,检查`metacms`数据库中是否存在`security_user`表: ```sql USE metacms; SHOW TABLES LIKE 'security_user'; ``` - 如果表不存在: - 创建表:根据业务需求执行建表语句。 - 导入结构:检查是否有遗漏的SQL脚本或备份文件需要执行[^4]。 #### 2. **检查权限问题** - 确保当前MySQL用户对`metacms.security_user`有访问权限: ```sql GRANT SELECT, INSERT, UPDATE ON metacms.security_user TO '用户名'@'主机'; FLUSH PRIVILEGES; ``` - 权限不足可能导致“表不存在”的误报[^2][^3]。 #### 3. **验证数据库连接配置** - 检查应用程序的数据库连接配置(如JDBC URL): ```properties jdbc:mysql://localhost:3306/metacms?useSSL=false ``` - 确认数据库名是否为`metacms`,而非其他名称(如`metacms_test`)[^1][^2]。 #### 4. **处理表名大小写敏感问题** - MySQL在Linux系统默认区分表名大小写。如果实际表名为`Security_User`,需修改查询语句或调整系统配置: ```sql -- 查询时显式指定大小写 SELECT * FROM metacms.Security_User; ``` - 或在MySQL配置文件中设置`lower_case_table_names=1`(需重启服务)[^4]。 #### 5. **排查隐藏字符或后缀** - 表名中可能包含不可见字符(如空格)或多余后缀(如`.txt`),通过以下命令查看所有表名: ```sql SHOW TABLES FROM metacms; ``` - 确认表名严格为`security_user`,而非`security_user.txt`或其他变体[^4]。 #### 6. **重建表或恢复备份** - 如果表被误删或损坏,需从备份恢复: ```bash mysql -u 用户名 -p metacms < security_user_backup.sql ``` #### 7. **检查应用程序SQL语句** - 确认代码中SQL语句是否包含拼写错误或未指定数据库名: ```sql -- 错误示例(未指定数据库) SELECT * FROM security_user; -- 正确示例 SELECT * FROM metacms.security_user; ``` --- ###
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