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  运行sql时候报错，好像和版本有关系，看不太懂百度得回答

  225个浏览 1个回答 2023年02月07日发布
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  日期控件

  是前一天，在线等

  255个浏览 2个回答 2023年01月30日发布
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  这个日期公式怎么用（补）

  想要这种效果，显示成几月几日，下面日期是控件日期的前一天

  244个浏览 2个回答 2023年01月30日发布
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  图里共有四个表，他们都有啥关系

  282个浏览 1个回答 2022年12月15日发布
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  mysql添加参数

  我想给带宽这个字段添加一个参数，大致如下，如果这个参数为空或者选择的是全量，那么返回该字段所有值，如果选择千兆，那么就返回1000或者1024000

  272个浏览 2个回答 2022年12月09日发布
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  下面这个or业务类型isnull是什么意思，该怎么理解这个条件呢，

  where  left(结束时间,7)='2022-08-08' and (业务类型 not like '%A%' and 业务类型<>'B' and 业务类型<>'C' or 业务类型 is null)  我想知道在这个条件下，业务类型为空的值能不能查出来，如果能，那写 or 业务类型 is null    这句话的意义是什么

  350个浏览 4个回答 2022年10月19日发布
• 
  决策系统登录页面，添加忘记密码时候，测试邮箱发送测试邮件失败

  javax.mail.AuthenticationFailedException: 535 Login Fail. Please enter your authorization code to login. More information in http://service.mail.qq.com/cgi-bin/help?subtype=1&&id=28&&no=1001256at com.sun.mail.smtp.SMTPTransport$Authenticator.authenticate(SMTPTransport.java:965)at com.sun.mail.smtp.SMTPTransport.authenticate(SMTPTransport.java:876)at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:780)at javax.mail.Service.connect(Service.java:388)at javax.mail.Service.connect(Service.java:246)at com.fr.base.EmailManager.connect(EmailManager.java)at com.fr.base.EmailManager.sendEmail(EmailManager.java)at com.fr.base.EmailManager.send(EmailManager.java)at com.fr.base.EmailManager.sendWithRecord(EmailManager.java)at com.fr.base.EmailManager.send(EmailManager.java)at com.fr.base.EmailManager.send(EmailManager.java)at com.fr.base.EmailManager.send(EmailManager.java)at com.fr.base.EmailManager.send(EmailManager.java)at com.fr.base.EmailManager.sendTestMail(EmailManager.java)at com.fr.decision.webservice.v10.config.ConfigService.testEmailConnection(Unknown Source)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)at java.lang.reflect.Method.invoke(Method.java:498)at com.fr.decision.config.ConfigInterceptor.intercept(Unknown Source)at com.fr.decision.webservice.v10.config.ConfigService$$EnhancerByCGLIB$$fb9e39a3.testEmailConnection(at com.fr.web.controller.decision.api.config.EmailResource.testEmail(Unknown Source)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)at java.lang.reflect.Method.invoke(Method.java:498)at com.fr.third.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)at com.fr.third.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133)at com.fr.third.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:97)at com.fr.third.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:854)at com.fr.third.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:765)at com.fr.third.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)at com.fr.third.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:967)at com.fr.third.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901)at com.fr.third.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)at com.fr.third.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)at javax.servlet.http.HttpServlet.service(HttpServlet.java:681)at com.fr.third.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)at javax.servlet.http.HttpServlet.service(HttpServlet.java:764)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)at com.fr.decision.webservice.BackupActivator$1.doFilter(Unknown Source)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)at com.fr.decision.webservice.filter.TenantFilter.doFilter(Unknown Source)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)at com.fr.decision.base.DecisionServletInitializer$6.doFilterInternal(Unknown Source)at com.fr.third.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)at com.fr.decision.base.DecisionServletInitializer$4.doFilter(Unknown Source)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)at com.fr.third.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)at com.fr.third.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:197)at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:543)at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:135)at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:367)at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:639)at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:882)at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1647)at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)at java.lang.Thread.run(Thread.java:748)

  321个浏览 1个回答 2022年09月29日发布
• 
  填报文件-上传图片我的图片明明是符合要求的

  258个浏览 1个回答 2022年09月23日发布
• 
  sql值的运算

   最后一列计算方式为(b+d)/(a+c)，但是目前有的值显示null，怎么写sql语句才能正常计算这一列的值，

  414个浏览 3个回答 2022年09月21日发布
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  com.fr.chart.chartattr.ChartPainter@这东西能不能隐藏或者删

  507个浏览 2个回答 2022年08月19日发布

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