From https://spring.io/guides/gs/accessing-data-jpa/ H2 replaced by MySQL dependency
From https://spring.io/guides/gs/accessing-data-jpa/ H2 replaced by MySQL dependency
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:: Spring Boot :: (v2.3.1.RELEASE)
2020-07-18 13:24:04.226 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Starting AccessingDataJpaApplication on oscillan1 with PID 11602 (/home/peter/git/accessing-data-jpa-springboot-guide/accessing-data-jpa/target/classes started by peter in /home/peter/git/accessing-data-jpa-springboot-guide/accessing-data-jpa)
2020-07-18 13:24:04.236 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : No active profile set, falling back to default profiles: default
2020-07-18 13:24:05.924 INFO 11602 --- [ main] .s.d.r.c.RepositoryConfigurationDelegate : Bootstrapping Spring Data JPA repositories in DEFERRED mode.
2020-07-18 13:24:06.173 INFO 11602 --- [ main] .s.d.r.c.RepositoryConfigurationDelegate : Finished Spring Data repository scanning in 210ms. Found 1 JPA repository interfaces.
2020-07-18 13:24:08.200 INFO 11602 --- [ main] o.s.s.concurrent.ThreadPoolTaskExecutor : Initializing ExecutorService 'applicationTaskExecutor'
2020-07-18 13:24:08.449 INFO 11602 --- [ task-1] o.hibernate.jpa.internal.util.LogHelper : HHH000204: Processing PersistenceUnitInfo [name: default]
2020-07-18 13:24:08.758 INFO 11602 --- [ task-1] org.hibernate.Version : HHH000412: Hibernate ORM core version 5.4.17.Final
2020-07-18 13:24:08.952 INFO 11602 --- [ main] DeferredRepositoryInitializationListener : Triggering deferred initialization of Spring Data repositories…
2020-07-18 13:24:09.473 INFO 11602 --- [ task-1] o.hibernate.annotations.common.Version : HCANN000001: Hibernate Commons Annotations {5.1.0.Final}
2020-07-18 13:24:09.970 INFO 11602 --- [ task-1] com.zaxxer.hikari.HikariDataSource : HikariPool-1 - Starting...
2020-07-18 13:24:12.480 INFO 11602 --- [ task-1] com.zaxxer.hikari.HikariDataSource : HikariPool-1 - Start completed.
2020-07-18 13:24:12.902 INFO 11602 --- [ task-1] org.hibernate.dialect.Dialect : HHH000400: Using dialect: org.hibernate.dialect.MySQL57Dialect
2020-07-18 13:24:16.043 INFO 11602 --- [ task-1] o.h.e.t.j.p.i.JtaPlatformInitiator : HHH000490: Using JtaPlatform implementation: [org.hibernate.engine.transaction.jta.platform.internal.NoJtaPlatform]
2020-07-18 13:24:16.067 INFO 11602 --- [ task-1] j.LocalContainerEntityManagerFactoryBean : Initialized JPA EntityManagerFactory for persistence unit 'default'
2020-07-18 13:24:17.491 INFO 11602 --- [ main] DeferredRepositoryInitializationListener : Spring Data repositories initialized!
2020-07-18 13:24:17.540 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Started AccessingDataJpaApplication in 14.643 seconds (JVM running for 16.054)
2020-07-18 13:24:18.637 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customers found with findAll():
2020-07-18 13:24:18.638 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : -------------------------------
2020-07-18 13:24:19.377 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=2, firstName='Jack', lastName='Bauer']
2020-07-18 13:24:19.382 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=3, firstName='Chloe', lastName='O'Brian']
2020-07-18 13:24:19.382 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=4, firstName='Kim', lastName='Bauer']
2020-07-18 13:24:19.383 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=5, firstName='David', lastName='Palmer']
2020-07-18 13:24:19.386 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=6, firstName='Michelle', lastName='Dessler']
2020-07-18 13:24:19.386 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=7, firstName='Jack', lastName='Bauer']
2020-07-18 13:24:19.387 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=8, firstName='Chloe', lastName='O'Brian']
2020-07-18 13:24:19.387 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=9, firstName='Kim', lastName='Bauer']
2020-07-18 13:24:19.387 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=10, firstName='David', lastName='Palmer']
2020-07-18 13:24:19.388 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=11, firstName='Michelle', lastName='Dessler']
2020-07-18 13:24:19.388 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=12, firstName='Jack', lastName='Bauer']
2020-07-18 13:24:19.388 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=13, firstName='Chloe', lastName='O'Brian']
2020-07-18 13:24:19.388 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=14, firstName='Kim', lastName='Bauer']
2020-07-18 13:24:19.389 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=15, firstName='David', lastName='Palmer']
2020-07-18 13:24:19.391 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=16, firstName='Michelle', lastName='Dessler']
2020-07-18 13:24:19.393 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=17, firstName='Jack', lastName='Bauer']
2020-07-18 13:24:19.396 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=18, firstName='Chloe', lastName='O'Brian']
2020-07-18 13:24:19.400 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=19, firstName='Kim', lastName='Bauer']
2020-07-18 13:24:19.403 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=20, firstName='David', lastName='Palmer']
2020-07-18 13:24:19.405 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer[id=21, firstName='Michelle', lastName='Dessler']
2020-07-18 13:24:19.406 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication :
2020-07-18 13:24:19.479 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : Customer found with findById(1L):
2020-07-18 13:24:19.481 INFO 11602 --- [ main] c.e.a.AccessingDataJpaApplication : --------------------------------
2020-07-18 13:24:19.510 INFO 11602 --- [ main] ConditionEvaluationReportLoggingListener :
Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2020-07-18 13:24:19.530 ERROR 11602 --- [ main] o.s.boot.SpringApplication : Application run failed
java.lang.IllegalStateException: Failed to execute CommandLineRunner
at org.springframework.boot.SpringApplication.callRunner(SpringApplication.java:798) [spring-boot-2.3.1.RELEASE.jar:2.3.1.RELEASE]
at org.springframework.boot.SpringApplication.callRunners(SpringApplication.java:779) [spring-boot-2.3.1.RELEASE.jar:2.3.1.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:322) [spring-boot-2.3.1.RELEASE.jar:2.3.1.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1237) [spring-boot-2.3.1.RELEASE.jar:2.3.1.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1226) [spring-boot-2.3.1.RELEASE.jar:2.3.1.RELEASE]
at com.example.accessingdatajpa.AccessingDataJpaApplication.main(AccessingDataJpaApplication.java:16) [classes/:na]
Caused by: java.lang.NullPointerException: null
at com.example.accessingdatajpa.AccessingDataJpaApplication.lambda$0(AccessingDataJpaApplication.java:41) [classes/:na]
at org.springframework.boot.SpringApplication.callRunner(SpringApplication.java:795) [spring-boot-2.3.1.RELEASE.jar:2.3.1.RELEASE]
... 5 common frames omitted
2020-07-18 13:24:19.539 INFO 11602 --- [ main] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default'
2020-07-18 13:24:19.548 INFO 11602 --- [ main] o.s.s.concurrent.ThreadPoolTaskExecutor : Shutting down ExecutorService 'applicationTaskExecutor'
2020-07-18 13:24:19.554 INFO 11602 --- [ main] com.zaxxer.hikari.HikariDataSource : HikariPool-1 - Shutdown initiated...
2020-07-18 13:24:19.654 INFO 11602 --- [ main] com.zaxxer.hikari.HikariDataSource : HikariPool-1 - Shutdown completed.
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:: Spring Boot :: (v2.3.1.RELEASE)
2020-09-06 06:11:43.258 INFO 27412 --- [ main] c.e.a.AccessingDataJpaApplication : Starting AccessingDataJpaApplication on oscillan1 with PID 27412 (/home/peter/git/accessing-data-jpa-springboot-guide/accessing-data-jpa/target/classes started by peter in /home/peter/git/accessing-data-jpa-springboot-guide/accessing-data-jpa)
2020-09-06 06:11:43.268 INFO 27412 --- [ main] c.e.a.AccessingDataJpaApplication : No active profile set, falling back to default profiles: default
2020-09-06 06:11:45.416 INFO 27412 --- [ main] .s.d.r.c.RepositoryConfigurationDelegate : Bootstrapping Spring Data JPA repositories in DEFERRED mode.
2020-09-06 06:11:45.865 INFO 27412 --- [ main] .s.d.r.c.RepositoryConfigurationDelegate : Finished Spring Data repository scanning in 359ms. Found 1 JPA repository interfaces.
2020-09-06 06:11:48.139 INFO 27412 --- [ main] o.s.s.concurrent.ThreadPoolTaskExecutor : Initializing ExecutorService 'applicationTaskExecutor'
2020-09-06 06:11:48.312 INFO 27412 --- [ task-1] o.hibernate.jpa.internal.util.LogHelper : HHH000204: Processing PersistenceUnitInfo [name: default]
2020-09-06 06:11:48.566 INFO 27412 --- [ task-1] org.hibernate.Version : HHH000412: Hibernate ORM core version 5.4.17.Final
2020-09-06 06:11:49.069 INFO 27412 --- [ main] DeferredRepositoryInitializationListener : Triggering deferred initialization of Spring Data repositories…
2020-09-06 06:11:49.454 INFO 27412 --- [ task-1] o.hibernate.annotations.common.Version : HCANN000001: Hibernate Commons Annotations {5.1.0.Final}
2020-09-06 06:11:49.869 INFO 27412 --- [ task-1] com.zaxxer.hikari.HikariDataSource : HikariPool-1 - Starting...
2020-09-06 06:11:51.220 ERROR 27412 --- [ task-1] com.zaxxer.hikari.pool.HikariPool : HikariPool-1 - Exception during pool initialization.
com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:836) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:456) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:197) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:138) ~[HikariCP-3.4.5.jar:na]
at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:358) ~[HikariCP-3.4.5.jar:na]
at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:206) ~[HikariCP-3.4.5.jar:na]
at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:477) [HikariCP-3.4.5.jar:na]
at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:560) [HikariCP-3.4.5.jar:na]
at com.zaxxer.hikari.pool.HikariPool.(HikariPool.java:115) [HikariCP-3.4.5.jar:na]
at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:112) [HikariCP-3.4.5.jar:na]
at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator$ConnectionProviderJdbcConnectionAccess.obtainConnection(JdbcEnvironmentInitiator.java:180) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:68) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:35) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.initiateService(StandardServiceRegistryImpl.java:101) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:263) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:237) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:214) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.id.factory.internal.DefaultIdentifierGeneratorFactory.injectServices(DefaultIdentifierGeneratorFactory.java:152) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.injectDependencies(AbstractServiceRegistryImpl.java:286) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:243) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:214) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.boot.internal.InFlightMetadataCollectorImpl.(InFlightMetadataCollectorImpl.java:176) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:118) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:1224) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:1255) [hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.springframework.orm.jpa.vendor.SpringHibernateJpaPersistenceProvider.createContainerEntityManagerFactory(SpringHibernateJpaPersistenceProvider.java:58) [spring-orm-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.createNativeEntityManagerFactory(LocalContainerEntityManagerFactoryBean.java:365) [spring-orm-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.buildNativeEntityManagerFactory(AbstractEntityManagerFactoryBean.java:391) [spring-orm-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[na:1.8.0_251]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[na:1.8.0_251]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[na:1.8.0_251]
at java.lang.Thread.run(Thread.java:748) ~[na:1.8.0_251]
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[na:1.8.0_251]
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[na:1.8.0_251]
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[na:1.8.0_251]
at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[na:1.8.0_251]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:91) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.mysql.cj.NativeSession.connect(NativeSession.java:144) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:956) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:826) ~[mysql-connector-java-8.0.20.jar:8.0.20]
... 33 common frames omitted
Caused by: java.net.ConnectException: Connection refused (Connection refused)
at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_251]
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_251]
at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_251]
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_251]
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_251]
at java.net.Socket.connect(Socket.java:606) ~[na:1.8.0_251]
at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:155) ~[mysql-connector-java-8.0.20.jar:8.0.20]
at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:65) ~[mysql-connector-java-8.0.20.jar:8.0.20]
... 36 common frames omitted
2020-09-06 06:11:51.222 WARN 27412 --- [ task-1] o.h.e.j.e.i.JdbcEnvironmentInitiator : HHH000342: Could not obtain connection to query metadata : Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
2020-09-06 06:11:51.232 WARN 27412 --- [ main] s.c.a.AnnotationConfigApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'customerRepository' defined in com.example.accessingdatajpa.CustomerRepository defined in @EnableJpaRepositories declared on JpaRepositoriesRegistrar.EnableJpaRepositoriesConfiguration: Cannot resolve reference to bean 'jpaMappingContext' while setting bean property 'mappingContext'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'jpaMappingContext': Invocation of init method failed; nested exception is org.hibernate.service.spi.ServiceException: Unable to create requested service [org.hibernate.engine.jdbc.env.spi.JdbcEnvironment]
2020-09-06 06:11:51.235 INFO 27412 --- [ main] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default'
2020-09-06 06:11:51.236 WARN 27412 --- [ main] o.s.b.f.support.DisposableBeanAdapter : Invocation of destroy method failed on bean with name 'entityManagerFactory': org.hibernate.service.spi.ServiceException: Unable to create requested service [org.hibernate.engine.jdbc.env.spi.JdbcEnvironment]
2020-09-06 06:11:51.236 INFO 27412 --- [ main] o.s.s.concurrent.ThreadPoolTaskExecutor : Shutting down ExecutorService 'applicationTaskExecutor'
2020-09-06 06:11:51.328 INFO 27412 --- [ main] ConditionEvaluationReportLoggingListener :
Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2020-09-06 06:11:51.347 ERROR 27412 --- [ main] o.s.boot.SpringApplication : Application run failed
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'customerRepository' defined in com.example.accessingdatajpa.CustomerRepository defined in @EnableJpaRepositories declared on JpaRepositoriesRegistrar.EnableJpaRepositoriesConfiguration: Cannot resolve reference to bean 'jpaMappingContext' while setting bean property 'mappingContext'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'jpaMappingContext': Invocation of init method failed; nested exception is org.hibernate.service.spi.ServiceException: Unable to create requested service [org.hibernate.engine.jdbc.env.spi.JdbcEnvironment]
at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:342) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveValueIfNecessary(BeanDefinitionValueResolver.java:113) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1699) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1444) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:594) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:517) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:323) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:226) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:321) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:202) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:621) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:609) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.data.repository.config.DeferredRepositoryInitializationListener.onApplicationEvent(DeferredRepositoryInitializationListener.java:51) ~[spring-data-commons-2.3.1.RELEASE.jar:2.3.1.RELEASE]
at org.springframework.data.repository.config.DeferredRepositoryInitializationListener.onApplicationEvent(DeferredRepositoryInitializationListener.java:36) ~[spring-data-commons-2.3.1.RELEASE.jar:2.3.1.RELEASE]
at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:172) ~[spring-context-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:165) ~[spring-context-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:139) ~[spring-context-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:404) ~[spring-context-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:361) ~[spring-context-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:898) ~[spring-context-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:554) ~[spring-context-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:758) [spring-boot-2.3.1.RELEASE.jar:2.3.1.RELEASE]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:750) [spring-boot-2.3.1.RELEASE.jar:2.3.1.RELEASE]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397) [spring-boot-2.3.1.RELEASE.jar:2.3.1.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:315) [spring-boot-2.3.1.RELEASE.jar:2.3.1.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1237) [spring-boot-2.3.1.RELEASE.jar:2.3.1.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1226) [spring-boot-2.3.1.RELEASE.jar:2.3.1.RELEASE]
at com.example.accessingdatajpa.AccessingDataJpaApplication.main(AccessingDataJpaApplication.java:19) [classes/:na]
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'jpaMappingContext': Invocation of init method failed; nested exception is org.hibernate.service.spi.ServiceException: Unable to create requested service [org.hibernate.engine.jdbc.env.spi.JdbcEnvironment]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1796) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:595) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:517) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:323) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:226) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:321) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:202) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:330) ~[spring-beans-5.2.7.RELEASE.jar:5.2.7.RELEASE]
... 27 common frames omitted
Caused by: org.hibernate.service.spi.ServiceException: Unable to create requested service [org.hibernate.engine.jdbc.env.spi.JdbcEnvironment]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:275) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:237) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:214) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.id.factory.internal.DefaultIdentifierGeneratorFactory.injectServices(DefaultIdentifierGeneratorFactory.java:152) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.injectDependencies(AbstractServiceRegistryImpl.java:286) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:243) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:214) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.boot.internal.InFlightMetadataCollectorImpl.(InFlightMetadataCollectorImpl.java:176) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:118) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:1224) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:1255) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.springframework.orm.jpa.vendor.SpringHibernateJpaPersistenceProvider.createContainerEntityManagerFactory(SpringHibernateJpaPersistenceProvider.java:58) ~[spring-orm-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.createNativeEntityManagerFactory(LocalContainerEntityManagerFactoryBean.java:365) ~[spring-orm-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.buildNativeEntityManagerFactory(AbstractEntityManagerFactoryBean.java:391) ~[spring-orm-5.2.7.RELEASE.jar:5.2.7.RELEASE]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[na:1.8.0_251]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[na:1.8.0_251]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[na:1.8.0_251]
at java.lang.Thread.run(Thread.java:748) ~[na:1.8.0_251]
Caused by: org.hibernate.HibernateException: Access to DialectResolutionInfo cannot be null when 'hibernate.dialect' not set
at org.hibernate.engine.jdbc.dialect.internal.DialectFactoryImpl.determineDialect(DialectFactoryImpl.java:100) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.engine.jdbc.dialect.internal.DialectFactoryImpl.buildDialect(DialectFactoryImpl.java:54) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:137) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:35) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.initiateService(StandardServiceRegistryImpl.java:101) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:263) ~[hibernate-core-5.4.17.Final.jar:5.4.17.Final]
... 17 common frames omitted
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