title: What is difference between @Entity and @Embeddable
body: <p>The difference between @Entity and @Embeddable annotation when each one is added before class declaration?</p>
  <ol>
  <li>the first create class as an entity,  second insert column from another table?</li>
  <li>the first create class as an table, while second is embedded in another class?</li>
  <li>the first sets standard as a class,  second define table type</li>
  <li>the first create table for that class, second embed something into different class</li>
  <li>the first define table property, second create union of two tables</li>
  </ol>