Коллеги, помогите разобраться с Hibrnate JPA, весь интернет уже отсмотрел в поисках решения. Пытаюсь выполнить небольшой проект с использованием данных технологий, при запуске никак не могу избавиться от ошибки Exception in thread "main" java.lang.ExceptionInInitializerError.

Exception in thread "main" java.lang.ExceptionInInitializerError
    at ru.codesteps.hibernatetest.entity.JpaUtil.<clinit>(JpaUtil.java:14)
    at ru.codesteps.hibernatetest.HibernateTest.main(HibernateTest.java:8)
Caused by: javax.persistence.PersistenceException: Unable to execute JPA schema generation create command [create table user (id int8 not null, age int4, name varchar(255), primary key (id))]
    at org.hibernate.jpa.internal.schemagen.GenerationTargetToDatabase.acceptCreateCommands(GenerationTargetToDatabase.java:64)
    at org.hibernate.jpa.internal.schemagen.JpaSchemaGenerator.doGeneration(JpaSchemaGenerator.java:507)
    at org.hibernate.jpa.internal.schemagen.JpaSchemaGenerator.access$300(JpaSchemaGenerator.java:69)
    at org.hibernate.jpa.internal.schemagen.JpaSchemaGenerator$Generation.execute(JpaSchemaGenerator.java:184)
    at org.hibernate.jpa.internal.schemagen.JpaSchemaGenerator.performGeneration(JpaSchemaGenerator.java:76)
    at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl$4.perform(EntityManagerFactoryBuilderImpl.java:857)
    at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl$4.perform(EntityManagerFactoryBuilderImpl.java:843)
    at org.hibernate.boot.registry.classloading.internal.ClassLoaderServiceImpl.withTccl(ClassLoaderServiceImpl.java:399)
    at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:842)
    at org.hibernate.jpa.HibernatePersistenceProvider.createEntityManagerFactory(HibernatePersistenceProvider.java:73)
    at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:54)
    at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:55)
    at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:39)
    at ru.codesteps.hibernatetest.entity.JpaUtil.<clinit>(JpaUtil.java:12)
    ... 1 more
Caused by: org.postgresql.util.PSQLException: ОШИБКА: ошибка синтаксиса (примерное положение: "user")
  Позиция: 14
    at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2103)
    at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1836)
    at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:257)
    at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:512)
    at org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags(AbstractJdbc2Statement.java:374)
    at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:366)
    at org.hibernate.jpa.internal.schemagen.GenerationTargetToDatabase.acceptCreateCommands(GenerationTargetToDatabase.java:61)
    ... 14 more

Использую NetBeans IDE. Полный код проекта и конфигурационные файлы на git https://github.com/Grednoud/HibernateTest