一直使用的是Oracle,最近的工作是进行系统部署发布。将原使用oracle的数据库迁移到DB2数据库上,过程中遇到了一些问题,觉得有必
一直使用的是Oracle,最近的工作是进行系统部署发布。将原使用oracle的数据库迁移到DB2数据库上,过程中遇到了一些问题,觉得有必要记述一下供大家分享。让后来者以解惑,让过来者而温故。由于以前未接触过DB2,有什么不正确的地方还请见谅,谢谢!这次工作也萌发了我要系统认真的学习一下DB2的欲望,O(∩_∩)O哈哈~
以下是记述的DB2抛出的问题:
1.COM.ibm.db2.jdbc.DB2Exception:[IBM][CLI Driver][DB2/SUN64]SQL0401N 运算"="的操作数的数据类型不兼容。 SQLSTATE=42818
记述:在SQL文中有的条件直接用 字段 = #参数# 的形式,当传入的参数为null的时候,就显出了上面这个问题。在DB2中,当确定一个字段值是null且要作为条件的时候,请使用 “is” 而不是“=”。那么当某个字段必须要用“=”,而是否要作为条件则根据参数的值进行判断的话,则可以在程序中用if或者用ibatis的时候在SQL的配置文件中用
而这种情况,也可能会报:程序类型超出范围。这样的错误!
2.com.ibatis.common.jdbc.exception.NestedSQLException:
--- The error occurred while applying a parameter map.
--- Check the ManageLog.queryWarnModuleOlapFile-InlineParameterMap.
--- Check the statement (query failed).
--- Cause: COM.ibm.db2.jdbc.DB2Exception: [IBM][CLI Driver] CLI0109E 字符串数据右截断。 SQLSTATE=22001
Caused by: COM.ibm.db2.jdbc.DB2Exception: [IBM][CLI Driver] CLI0109E 字符串数据右截断。 SQLSTATE=22001
at com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeQueryWithCallback(GeneralStatement.java:193)
at com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeQueryForList(GeneralStatement.java:125)
at com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForList(SqlMapExecutorDelegate.java:610)
at com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForList(SqlMapExecutorDelegate.java:584)
at com.ibatis.sqlmap.engine.impl.SqlMapSessionImpl.queryForList(SqlMapSessionImpl.java:101)
at com.ibatis.sqlmap.engine.impl.SqlMapClientImpl.queryForList(SqlMapClientImpl.java:78)
at com.linkage.bi.logmonitor.module.LogHoldGraphModule.queryEtlLog(LogHoldGraphModule.java:66)
at com.linkage.bi.logmonitor.action.HoloGraphAction.view(HoloGraphAction.java:76)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:280)
at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:216)
at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:484)
at com.linkage.bace.core.act.MCRequestProcessor.process(MCRequestProcessor.java:94)
at com.linkage.bace.core.act.MCActionServlet.process(MCActionServlet.java:41)
at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:525)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.linkage.bi.util.SystemInfoFilter.doFilter(SystemInfoFilter.java:72)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.linkage.bi.util.SystemInfoFilter.doFilter(SystemInfoFilter.java:94)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:849)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:454)
at java.lang.Thread.run(Thread.java:619)
记述:DB2中字符串右截断,即传入SQL文中的参数的长度大于数据表字段的设计长度。所谓的设计长度,即字段创建时定义的长度。出现上面这个错误,要么检查传入的参数是否正确,要么就是修改表字段的长度。
3. [级别: ERROR] [类名]: com.linkage.bi.util.PageList [方法名]: com.linkage.bi.util.PageList.
[输出信息]: com.ibatis.common.jdbc.exception.NestedSQLException:
--- The error occurred while applying a parameter map.
--- Check the LogGTAL.queryLoadFileCount-InlineParameterMap.
--- Check the statement (query failed).
--- Cause: COM.ibm.db2.jdbc.DB2Exception: [IBM][CLI Driver][DB2/SUN64] SQL0203N 对列 "ONLY_UNIT_CODE" 的引用是模糊的。 SQLSTATE=42702
Caused by: COM.ibm.db2.jdbc.DB2Exception: [IBM][CLI Driver][DB2/SUN64] SQL0203N 对列 "ONLY_UNIT_CODE" 的引用是模糊的。 SQLSTATE=42702
记述:这个问题是在SQL中使用的字段不明确。即SQL文中时候多表的时候,每个表都有别名,而在使用字段的时候没有明确的标注是哪个别名(表对象)中的字段。这个问题就要细心的检查了。O(∩_∩)O哈哈~
4.com.ibatis.common.jdbc.exception.NestedSQLException:
--- The error occurred while applying a parameter map.
--- Check the RunState.queryRunStateStatInfo-InlineParameterMap.
--- Check the statement (query failed).
--- Cause: COM.ibm.db2.jdbc.DB2Exception: [IBM][CLI Driver][DB2/SUN64] SQL0206N "T1.SYSTEM_CODE" 在使用它的上下文中无效。 SQLSTATE=42703
Caused by: COM.ibm.db2.jdbc.DB2Exception: [IBM][CLI Driver][DB2/SUN64] SQL0206N "T1.SYSTEM_CODE" 在使用它的上下文中无效。 SQLSTATE=42703
at com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeQueryWithCallback(GeneralStatement.java:193)
at com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeQueryForList(GeneralStatement.java:125)
at com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForList(SqlMapExecutorDelegate.java:610)
at com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForList(SqlMapExecutorDelegate.java:584)
at com.ibatis.sqlmap.engine.impl.SqlMapSessionImpl.queryForList(SqlMapSessionImpl.java:101)
at com.ibatis.sqlmap.engine.impl.SqlMapClientImpl.queryForList(SqlMapClientImpl.java:78)
at com.linkage.bi.dq.module.RunStateModule.queryRunStateStatInfo(RunStateModule.java:51)
at com.linkage.bi.logmonitor.action.IndexPageShowAction.execute(IndexPageShowAction.java:65)
at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:484)
at com.linkage.bace.core.act.MCRequestProcessor.process(MCRequestProcessor.java:94)
at com.linkage.bace.core.act.MCActionServlet.process(MCActionServlet.java:41)
at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:507)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.linkage.bi.util.SystemInfoFilter.doFilter(SystemInfoFilter.java:72)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.linkage.bi.util.SystemInfoFilter.doFilter(SystemInfoFilter.java:94)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:849)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:454)
at java.lang.Thread.run(Thread.java:619)
记述:这个问题即使用的字段在所在的SQL文中使用的数据表没有被定义。这时候要么增加相应的字段,,要么删除该字段在SQL文中的使用,当然要就系统逻辑的整体考虑。
5.警告:java.io.CharConversionException:EOF
记述:这个是说在打开某个页面的URL中存在“%”。最后在URL外加了一个处理的方法 encodeURIComponent()这个是在脚本中,在java中另行处理了,嘿嘿!
6.[级别: ERROR] [类名]: com.linkage.bi.dq.module.InterfaceRptModule [方法名]: com.linkage.bi.dq.module.InterfaceRptModule.queryReport(InterfaceRptModule.java:365)
[输出信息]: com.ibatis.common.jdbc.exception.NestedSQLException:
--- The error occurred in config/ibatis/dq/interfacereport.xml.
--- The error occurred while applying a result map.
--- Check the InterfaceReport.queryReportCodeDB2-AutoResultMap.
--- The error happened while setting a property on the result object.
--- Cause: net.sf.cglib.beans.BulkBeanException
Caused by: net.sf.cglib.beans.BulkBeanException
com.ibatis.common.jdbc.exception.NestedSQLException:
--- The error occurred in config/ibatis/dq/interfacereport.xml.
--- The error occurred while applying a result map.
--- Check the InterfaceReport.queryReportCodeDB2-AutoResultMap.
--- The error happened while setting a property on the result object.
--- Cause: net.sf.cglib.beans.BulkBeanException
Caused by: net.sf.cglib.beans.BulkBeanException
at com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeQueryWithCallback(GeneralStatement.java:196)
at com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeQueryForObject(GeneralStatement.java:105)
at com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForObject(SqlMapExecutorDelegate.java:561)
at com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForObject(SqlMapExecutorDelegate.java:536)
at com.ibatis.sqlmap.engine.impl.SqlMapSessionImpl.queryForObject(SqlMapSessionImpl.java:93)
at com.ibatis.sqlmap.engine.impl.SqlMapClientImpl.queryForObject(SqlMapClientImpl.java:70)
at com.linkage.bi.dq.module.InterfaceRptModule.queryReport(InterfaceRptModule.java:358)
at com.linkage.bi.dq.action.InterfaceRptDealAction.execute(InterfaceRptDealAction.java:151)
at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:484)
at com.linkage.bace.core.act.MCRequestProcessor.process(MCRequestProcessor.java:94)
at com.linkage.bace.core.act.MCActionServlet.process(MCActionServlet.java:41)
at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:507)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.linkage.bi.util.SystemInfoFilter.doFilter(SystemInfoFilter.java:72)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.linkage.bi.util.SystemInfoFilter.doFilter(SystemInfoFilter.java:94)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:849)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:454)
at java.lang.Thread.run(Thread.java:619)
Caused by: net.sf.cglib.beans.BulkBeanException
at com.linkage.bi.dq.bean.InterfaceRptBean$$BulkBeanByCGLIB$$4c5560ff.setPropertyValues(
at com.ibatis.sqlmap.engine.accessplan.EnhancedPropertyAccessPlan.setProperties(EnhancedPropertyAccessPlan.java:33)
at com.ibatis.sqlmap.engine.exchange.JavaBeanDataExchange.setData(JavaBeanDataExchange.java:112)
at com.ibatis.sqlmap.engine.mapping.result.BasicResultMap.setResultObjectValues(BasicResultMap.java:346)
at com.ibatis.sqlmap.engine.mapping.statement.RowHandlerCallback.handleResultObject(RowHandlerCallback.java:63)
at com.ibatis.sqlmap.engine.execution.SqlExecutor.handleResults(SqlExecutor.java:395)
at com.ibatis.sqlmap.engine.execution.SqlExecutor.executeQuery(SqlExecutor.java:185)
at com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.sqlExecuteQuery(GeneralStatement.java:213)
at com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeQueryWithCallback(GeneralStatement.java:181)
... 31 more
Caused by: java.lang.NullPointerException
... 40 more
记述:错误的大致意思知道了,还在系统中排查具体的错误点。。。

This article explores optimizing MySQL memory usage in Docker. It discusses monitoring techniques (Docker stats, Performance Schema, external tools) and configuration strategies. These include Docker memory limits, swapping, and cgroups, alongside

This article addresses MySQL's "unable to open shared library" error. The issue stems from MySQL's inability to locate necessary shared libraries (.so/.dll files). Solutions involve verifying library installation via the system's package m

The article discusses using MySQL's ALTER TABLE statement to modify tables, including adding/dropping columns, renaming tables/columns, and changing column data types.

This article compares installing MySQL on Linux directly versus using Podman containers, with/without phpMyAdmin. It details installation steps for each method, emphasizing Podman's advantages in isolation, portability, and reproducibility, but also

This article provides a comprehensive overview of SQLite, a self-contained, serverless relational database. It details SQLite's advantages (simplicity, portability, ease of use) and disadvantages (concurrency limitations, scalability challenges). C

Article discusses configuring SSL/TLS encryption for MySQL, including certificate generation and verification. Main issue is using self-signed certificates' security implications.[Character count: 159]

This guide demonstrates installing and managing multiple MySQL versions on macOS using Homebrew. It emphasizes using Homebrew to isolate installations, preventing conflicts. The article details installation, starting/stopping services, and best pra

Article discusses popular MySQL GUI tools like MySQL Workbench and phpMyAdmin, comparing their features and suitability for beginners and advanced users.[159 characters]


Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

AI Hentai Generator
Generate AI Hentai for free.

Hot Article

Hot Tools

SAP NetWeaver Server Adapter for Eclipse
Integrate Eclipse with SAP NetWeaver application server.

MinGW - Minimalist GNU for Windows
This project is in the process of being migrated to osdn.net/projects/mingw, you can continue to follow us there. MinGW: A native Windows port of the GNU Compiler Collection (GCC), freely distributable import libraries and header files for building native Windows applications; includes extensions to the MSVC runtime to support C99 functionality. All MinGW software can run on 64-bit Windows platforms.

VSCode Windows 64-bit Download
A free and powerful IDE editor launched by Microsoft

MantisBT
Mantis is an easy-to-deploy web-based defect tracking tool designed to aid in product defect tracking. It requires PHP, MySQL and a web server. Check out our demo and hosting services.

mPDF
mPDF is a PHP library that can generate PDF files from UTF-8 encoded HTML. The original author, Ian Back, wrote mPDF to output PDF files "on the fly" from his website and handle different languages. It is slower than original scripts like HTML2FPDF and produces larger files when using Unicode fonts, but supports CSS styles etc. and has a lot of enhancements. Supports almost all languages, including RTL (Arabic and Hebrew) and CJK (Chinese, Japanese and Korean). Supports nested block-level elements (such as P, DIV),
