Configuring hibernate 4.2.1 in a maven project - java

I'm configuring Hibernate 4.2.1 in a maven project and I'm using MS SQL JDBC to connect to a SQL Server Database. When I run my class Test I get the following error:
WARN : org.hibernate.internal.util.xml.DTDEntityResolver - HHH000223: Recognized obsolete hibernate namespace http://hibernate.sourceforge.net/. Use namespace http://www.hibernate.org/dtd/ instead. Refer to Hibernate 3.6 Migration Guide!
Exception in thread "main" org.hibernate.service.classloading.spi.ClassLoadingException: Specified JDBC Driver com.microsoft.sqlserver.jdbc.SQLServerDriver could not be loaded
at org.hibernate.service.jdbc.connections.internal.DriverManagerConnectionProviderImpl.configure(DriverManagerConnectionProviderImpl.java:111)
at org.hibernate.service.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:75)
at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:159)
at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:131)
at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.buildJdbcConnectionAccess(JdbcServicesImpl.java:223)
at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.configure(JdbcServicesImpl.java:89)
at org.hibernate.service.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:75)
at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:159)
at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:131)
at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:78)
at org.hibernate.cfg.Configuration.buildSettingsInternal(Configuration.java:2293)
at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2289)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1758)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1798)
at com.lbv.test.Test.main(Test.java:12)
Caused by: org.hibernate.service.classloading.spi.ClassLoadingException: Unable to load class [com.microsoft.sqlserver.jdbc.SQLServerDriver]
at org.hibernate.service.classloading.internal.ClassLoaderServiceImpl.classForName(ClassLoaderServiceImpl.java:149)
at org.hibernate.service.jdbc.connections.internal.DriverManagerConnectionProviderImpl.configure(DriverManagerConnectionProviderImpl.java:106)
... 14 more
Caused by: java.lang.ClassNotFoundException: Could not load requested class : com.microsoft.sqlserver.jdbc.SQLServerDriver
at org.hibernate.service.classloading.internal.ClassLoaderServiceImpl$AggregatedClassLoader.findClass(ClassLoaderServiceImpl.java:296)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Unknown Source)
at org.hibernate.service.classloading.internal.ClassLoaderServiceImpl.classForName(ClassLoaderServiceImpl.java:146)
... 15 more
I need your help friends.

You need to remove <scope>test</scope> from your dependency declaration. You aren't only using the driver for your tests, but also for your actual runtime use.
Specifying <scope>test</scope> will instruct Maven to only load the dependency when running your tests. You should also ask yourself if you really want to use a preview version, and not a officially released version (ie: 6.2.2.jre8).

Related

Cannot instantiate interface

When I tried to run my project(no build errors)there was an exception:
Exception in thread "main" java.lang.IllegalArgumentException: Cannot instantiate interface org.springframework.context.ApplicationListener : org.springframework.boot.autoconfigure.BackgroundPreinitializer
at org.springframework.boot.SpringApplication.createSpringFactoriesInstances(SpringApplication.java:438)
at org.springframework.boot.SpringApplication.getSpringFactoriesInstances(SpringApplication.java:420)
at org.springframework.boot.SpringApplication.getSpringFactoriesInstances(SpringApplication.java:413)
at org.springframework.boot.SpringApplication.<init>(SpringApplication.java:270)
at org.springframework.boot.SpringApplication.<init>(SpringApplication.java:250)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1214)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1203)
at com.inmobi.fuse.FuseServiceAppliaction.main(FuseServiceAppliaction.java:47)
Caused by: java.lang.NoClassDefFoundError: org/springframework/core/NativeDetector
at org.springframework.boot.autoconfigure.BackgroundPreinitializer.<clinit>(BackgroundPreinitializer.java:71)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:208)
at org.springframework.boot.SpringApplication.createSpringFactoriesInstances(SpringApplication.java:434)
... 7 more
Caused by: java.lang.ClassNotFoundException: org.springframework.core.NativeDetector
at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
... 14 more
I tried to resolve it, I updated my spring and jdk versions thinking it might be the reason but they all resulted in the same above exception.
Please see https://docs.spring.io/spring-native/docs/current/reference/htmlsingle/. It says
Spring Native 0.10.2 only supports Spring Boot 2.5.3, so change the version if necessary.
If you are running an older version of spring boot than 2.5.3, please try to upgrade and see if that helps.
See https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-parent for a list of available versions of spring boot.

Solr DIH not working with error no sqljdbc_auth in java.library.path

Using Solr 8.5.2 docker image, I need to import a data using DIH from SQL Server.
I am loading sqljdbc42.jar and copying it at /opt/solr/contrib/dataimporthandler/ to load the same.
I am getting following error:
Full Import failed:java.lang.RuntimeException:
java.lang.RuntimeException:
org.apache.solr.handler.dataimport.DataImportHandlerException: Unable
to execute query....
Caused by: java.lang.UnsatisfiedLinkError: no sqljdbc_auth in
java.library.path: [/usr/java/packages/lib, /usr/lib64, /lib64, /lib,
/usr/lib] at java.base/java.lang.ClassLoader.loadLibrary(Unknown
Source) at java.base/java.lang.Runtime.loadLibrary0(Unknown Source)
at java.base/java.lang.System.loadLibrary(Unknown Source) at
com.microsoft.sqlserver.jdbc.AuthenticationJNI.(AuthenticationJNI.java:41)
at
com.microsoft.sqlserver.jdbc.SQLServerConnection.logon(SQLServerConnection.java:3132)
at
com.microsoft.sqlserver.jdbc.SQLServerConnection.access$100(SQLServerConnection.java:43)
at
com.microsoft.sqlserver.jdbc.SQLServerConnection$LogonCommand.doExecute(SQLServerConnection.java:3123)
at
com.microsoft.sqlserver.jdbc.TDSCommand.execute(IOBuffer.java:7505)
at
com.microsoft.sqlserver.jdbc.SQLServerConnection.executeCommand(SQLServerConnection.java:2445)
at
com.microsoft.sqlserver.jdbc.SQLServerConnection.connectHelper(SQLServerConnection.java:1981)
at
com.microsoft.sqlserver.jdbc.SQLServerConnection.login(SQLServerConnection.java:1628)
at
com.microsoft.sqlserver.jdbc.SQLServerConnection.connectInternal(SQLServerConnection.java:1459)
at
com.microsoft.sqlserver.jdbc.SQLServerConnection.connect(SQLServerConnection.java:773)
at
com.microsoft.sqlserver.jdbc.SQLServerDriver.connect(SQLServerDriver.java:1168)
at java.sql/java.sql.DriverManager.getConnection(Unknown Source)
My SQL Server is hosted on remote Windows Server.
How to fix this and use DIH to import data from SQL Server with Docker?
This has been resolved by removing parameter for integratedSecurity from connection string.

Solr 4.1 Core Initialization Failure [duplicate]

This question already has answers here:
Solr RequestHandler init failure
(2 answers)
Closed 7 years ago.
I have updated my version of Solr from 3.5 to 4.1
I have removed the old war file from my apache tomcat (7) webapps, and deployed the new war file that has been provided in the apache-solr package.
I got the following error upon trying to access solr from the web browser!
I have one core only(dbTrial)
Solr opens but this error appears.
SolrCore Initialization Failures
dbTrial: org.apache.solr.common.SolrException:org.apache.solr.common.SolrException: RequestHandler init failure
There are no SolrCores running.
Using the Solr Admin UI currently requires at least one SolrCore.
Unable to load environment info from null/admin/system?wt=json.
This interface requires that you activate the admin request handlers in all SolrCores by adding the following configuration to your solrconfig.xml:
Can you help me out? I have tried adding the request handler as specified, but it didn't work.
It seems that the new versions of solr need a new format for solrconfig file. can you assist please! thank you!
the log is the following:
????? ?????? 21, 2014 9:19:05 ? org.apache.solr.common.SolrException log
SEVERE: null:org.apache.solr.common.SolrException: RequestHandler init failure
at org.apache.solr.core.RequestHandlers.initHandlersFromConfig(RequestHandlers.java:168)
at org.apache.solr.core.SolrCore.<init>(SolrCore.java:657)
at org.apache.solr.core.SolrCore.<init>(SolrCore.java:566)
at org.apache.solr.core.CoreContainer.create(CoreContainer.java:850)
at org.apache.solr.core.CoreContainer.load(CoreContainer.java:534)
at org.apache.solr.core.CoreContainer.load(CoreContainer.java:356)
at org.apache.solr.core.CoreContainer$Initializer.initialize(CoreContainer.java:308)
at org.apache.solr.servlet.SolrDispatchFilter.init(SolrDispatchFilter.java:107)
at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:277)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:258)
at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:382)
at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:103)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4624)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5281)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:866)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:842)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:615)
at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:958)
at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1599)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: org.apache.solr.common.SolrException: Error loading class 'solr.DisMaxRequestHandler'
at org.apache.solr.core.SolrResourceLoader.findClass(SolrResourceLoader.java:436)
at org.apache.solr.core.SolrCore.createInstance(SolrCore.java:469)
at org.apache.solr.core.SolrCore.createRequestHandler(SolrCore.java:540)
at org.apache.solr.core.RequestHandlers.initHandlersFromConfig(RequestHandlers.java:154)
... 25 more
Caused by: java.lang.ClassNotFoundException: solr.DisMaxRequestHandler
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.net.FactoryURLClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Unknown Source)
at org.apache.solr.core.SolrResourceLoader.findClass(SolrResourceLoader.java:420)
... 28 more
Check the Solr log for a better error of what the issue is when Solr is starting up - you'll probably have a better error message there than the one you can see in the Admin interface (which is the error triggered when the interface attempts to access the Solr core). The reason why the core or requestHandler isn't loading will be in the log file, and not in the message produced by the UI. Remember that logging also changed at 4.3, if you've updated to 4.10 (I see that you wrote 4.1, but if you're planning on going the whole way (or meant 4.10) - the logging might have to be configured as well).
You'll also want to consider the "going from 3 to 4" document, that details the changed to the configuration files (as solrconfig.xml changed a bit).
Update
The log shows that it's complaining about loading "solr.DisMaxRequestHandler". This has been deprecated for quite some time and has been removed - just use the standard request handler from the example solrconfig.xml instead.
<requestHandler name="standard" class="solr.SearchHandler" default="true">
<lst name="defaults">
<str name="echoParams">explicit</str>
</lst>
</requestHandler>

use endorsed standard override mechanism for xerces in GlassFish 4.0

How do I use the endorsed standard mechanism to use xerces in a GlassFish 4.0 WAR application? According to the documentation*, you should put it into domain-dir/lib/endorsed. However, when I put xercesImpl, xml-apis as well as xml-resolver there, the classes are not available from my classes in the WAR. This is most proabably due to an inconsistency between the docs and the default config: the domain.xml does not list domain-dir/lib/endorsed.
When I include it or put the files into glassfish-install-dir/lib/endorsed, the startup fails with the following exception:
Exception in thread "main" java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at com.sun.enterprise.glassfish.bootstrap.GlassFishMain.main(GlassFishMain.java:97)
at com.sun.enterprise.glassfish.bootstrap.ASMain.main(ASMain.java:54)
Caused by: A MultiException has 5 exceptions. They are:
1. javax.xml.stream.FactoryConfigurationError: Provider com.ctc.wstx.stax.WstxOutputFactory not found
2. java.lang.IllegalStateException: Unable to perform operation: create on com.sun.enterprise.v3.server.DomainXmlPersistence
3. javax.xml.stream.FactoryConfigurationError: Provider com.ctc.wstx.stax.WstxInputFactory not found
4. java.lang.IllegalArgumentException: While attempting to resolve the dependencies of com.sun.enterprise.v3.server.GFDomainXml errors were found
5. java.lang.IllegalStateException: Unable to perform operation: resolve on com.sun.enterprise.v3.server.GFDomainXml
at org.jvnet.hk2.internal.Collector.throwIfErrors(Collector.java:88)
at org.jvnet.hk2.internal.ClazzCreator.resolveAllDependencies(ClazzCreator.java:252)
at org.jvnet.hk2.internal.ClazzCreator.create(ClazzCreator.java:360)
at org.jvnet.hk2.internal.SystemDescriptor.create(SystemDescriptor.java:461)
at org.jvnet.hk2.internal.SingletonContext$1.compute(SingletonContext.java:114)
at org.jvnet.hk2.internal.SingletonContext$1.compute(SingletonContext.java:102)
at org.glassfish.hk2.utilities.cache.Cache$OriginThreadAwareFuture$1.call(Cache.java:97)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at org.glassfish.hk2.utilities.cache.Cache$OriginThreadAwareFuture.run(Cache.java:154)
at org.glassfish.hk2.utilities.cache.Cache.compute(Cache.java:199)
at org.jvnet.hk2.internal.SingletonContext.findOrCreate(SingletonContext.java:153)
at org.jvnet.hk2.internal.Utilities.createService(Utilities.java:2258)
at org.jvnet.hk2.internal.ServiceLocatorImpl.internalGetAllServiceHandles(ServiceLocatorImpl.java:1372)
at org.jvnet.hk2.internal.ServiceLocatorImpl.getAllServices(ServiceLocatorImpl.java:726)
at org.jvnet.hk2.internal.ServiceLocatorImpl.getAllServices(ServiceLocatorImpl.java:714)
at org.jvnet.hk2.config.ConfigurationPopulator.populateConfig(ConfigurationPopulator.java:56)
at org.glassfish.hk2.bootstrap.HK2Populator.populateConfig(HK2Populator.java:106)
at com.sun.enterprise.module.common_impl.AbstractModulesRegistryImpl.populateConfig(AbstractModulesRegistryImpl.java:211)
at com.sun.enterprise.module.bootstrap.Main.createServiceLocator(Main.java:273)
at org.jvnet.hk2.osgiadapter.HK2Main.createServiceLocator(HK2Main.java:120)
at com.sun.enterprise.glassfish.bootstrap.osgi.EmbeddedOSGiGlassFishRuntime.newGlassFish(EmbeddedOSGiGlassFishRuntime.java:95)
at com.sun.enterprise.glassfish.bootstrap.GlassFishRuntimeDecorator.newGlassFish(GlassFishRuntimeDecorator.java:68)
at com.sun.enterprise.glassfish.bootstrap.osgi.OSGiGlassFishRuntime.newGlassFish(OSGiGlassFishRuntime.java:91)
at com.sun.enterprise.glassfish.bootstrap.GlassFishMain$Launcher.launch(GlassFishMain.java:113)
... 6 more
Caused by: javax.xml.stream.FactoryConfigurationError: Provider com.ctc.wstx.stax.WstxOutputFactory not found
at javax.xml.stream.XMLOutputFactory.newInstance(Unknown Source)
at com.sun.enterprise.v3.server.DomainXmlPersistence.<init>(DomainXmlPersistence.java:85)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
at org.glassfish.hk2.utilities.reflection.ReflectionHelper.makeMe(ReflectionHelper.java:1107)
at org.jvnet.hk2.internal.ClazzCreator.createMe(ClazzCreator.java:274)
at org.jvnet.hk2.internal.ClazzCreator.create(ClazzCreator.java:368)
at org.jvnet.hk2.internal.SystemDescriptor.create(SystemDescriptor.java:461)
at org.jvnet.hk2.internal.SingletonContext$1.compute(SingletonContext.java:114)
at org.jvnet.hk2.internal.SingletonContext$1.compute(SingletonContext.java:102)
at org.glassfish.hk2.utilities.cache.Cache$OriginThreadAwareFuture$1.call(Cache.java:97)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at org.glassfish.hk2.utilities.cache.Cache$OriginThreadAwareFuture.run(Cache.java:154)
at org.glassfish.hk2.utilities.cache.Cache.compute(Cache.java:199)
at org.jvnet.hk2.internal.SingletonContext.findOrCreate(SingletonContext.java:153)
at org.jvnet.hk2.internal.Utilities.createService(Utilities.java:2258)
at org.jvnet.hk2.internal.ServiceLocatorImpl.getService(ServiceLocatorImpl.java:638)
at org.jvnet.hk2.internal.ThreeThirtyResolver.resolve(ThreeThirtyResolver.java:77)
at org.jvnet.hk2.internal.ClazzCreator.resolve(ClazzCreator.java:214)
at org.jvnet.hk2.internal.ClazzCreator.resolveAllDependencies(ClazzCreator.java:237)
... 28 more
How do I fix this? downloading the Woodstox StAX parser into lib/endorsed as suggested in this answer did not work.
--
* That's the documentation for GlassFish 3, but it's exactly the same in the documentation for GlassFish 4, which I only found as PDF

Unable to build EntityManagerFactory + JDBC Driver class not found

i have this project where i'm using hibernate, maven,gwt ,JPA, Tomcat, and spring,mysql. Anyway i have been trying to solve this error with no success.
I have already configured my mysql connector "mysql-connector-java"
this is my error:
Exception in thread "main" javax.persistence.PersistenceException: [PersistenceUnit: projetA] Unable to build EntityManagerFactory
at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:892)
at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:56)
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:48)
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:32)
at com.pac.projetA.shared.Dto.Main.main(Main.java:14)
Caused by: org.hibernate.HibernateException: JDBC Driver class not found: org.mysql.jdbc.Driver
at org.hibernate.connection.DriverManagerConnectionProvider.configure(DriverManagerConnectionProvider.java:89)
at org.hibernate.connection.ConnectionProviderFactory.newConnectionProvider(ConnectionProviderFactory.java:137)
at org.hibernate.ejb.InjectionSettingsFactory.createConnectionProvider(InjectionSettingsFactory.java:51)
at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:91)
at org.hibernate.cfg.Configuration.buildSettingsInternal(Configuration.java:2163)
at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2159)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1383)
at org.hibernate.cfg.AnnotationConfiguration.buildSessionFactory(AnnotationConfiguration.java:954)
at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:883)
... 4 more
Caused by: java.lang.ClassNotFoundException: org.mysql.jdbc.Driver
at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:169)
at org.hibernate.util.ReflectHelper.classForName(ReflectHelper.java:192)
at org.hibernate.connection.DriverManagerConnectionProvider.configure(DriverManagerConnectionProvider.java:84)
... 12 more
enter code here
I do remember you were using maven. Make sure you clean and build your project and restart your server to pick up the changes to your classpath if you do have the following entry in your pom.xml
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.6</version>
</dependency>
This dude has some good tutorials btw
This is one is how to use hibernate, maven and mysql
http://www.mkyong.com/spring/maven-spring-hibernate-annotation-mysql-example/

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