persistence.xml

    <persistence xmlns="http://java.sun.com/xml/ns/persistence"
                 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                 xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd"
                 version="2.0">
        <persistence-unit name="MusicDb">
            <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>

            <properties>
                <property name="hibernate.show_sql" value="true" />
                <property name="javax.persistence.jdbc.driver" value="com.mysql.jdbc.Driver" />
                <property name="javax.persistence.jdbc.url" value="jdbc:mysql://127.0.0.1:3306/music"/>
                <property name="javax.persistence.jdbc.user" value="root" />
                <property name="javax.persistence.jdbc.password" value="sudeikin1996" />
                <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLDialect"/>
                <property name="hibernate.hbm2ddl.auto" value="validate"/>
            </properties>
        </persistence-unit>
    </persistence>