I am using hibernate 4.3.x to connect to oracle database.

However while creating mapping file it throws

"Unable to determine Dialect to use [ name = Oracle , majorVersion = 12 ]..."

which should be problem ( according to google ) in hiberante 3.x

How can i fix this? Thanks

//edit

Config properties:

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "">
<hibernate-configuration>
  <session-factory>
    <property name="hibernate.connection.driver_class">oracle.jdbc.OracleDriver</property>
    <property name="hibernate.connection.url">jdbc:oracle:...</property>
    <property name="hibernate.connection.username">name</property>
    <property name="hibernate.connection.password">Passwd</property>
    <mapping class="Nemocnica" package="Model"/>
  </session-factory>
</hibernate-configuration>