persistence.xml

<?xml version="1.0" encoding="UTF-8" ?>
<persistence version="2.1"   xmlns="http://xmlns.jcp.org/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://xmlns.jcp.org/xml/ns/persistence/persistence_2_1.xsd">
    <persistence-unit name="MyPersistenceUnit"  transaction-type="RESOURCE_LOCAL" >
         <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
        <class>modelo.dominio.Especialidad</class>
        <class>modelo.dominio.Paciente</class>
        <class>modelo.dominio.Medico</class>
        <class>modelo.dominio.Turno</class>
        <properties>
            <property name="javax.persistence.jdbc.url" value="jdbc:mysql://localhost:3306/hospital" />
            <property name="javax.persistence.jdbc.user" value="root" />
            <property name="javax.persistence.jdbc.password" value="36856296" />
            <property name="javax.persistence.jdbc.driver" value="com.mysql.jdbc.Driver" />
           <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLDialect" />
           <property name="hibernate.show_sql" value="true" />
            <property name="hibernate.format_sql" value="true" />
            <property  name="hibernate.id.new_generator_mappings" value="false" />
        </properties>
    </persistence-unit>

</persistence>