What are the different types of property and class mappings?

- Typical and most common property mapping

<property name="description" column="DESCRIPTION"

type="string"/>

Or

<property name="description" type="string">

<column name="DESCRIPTION"/> </property>

- Derived properties

<property name="averageBidAmount"

formula="( select AVG(b.AMOUNT) from BID b where b.ITEM_ID = ITEM_ID )"

type="big_decimal"/>

- Typical and most common property mapping

<property name="description" column="DESCRIPTION"

type="string"/>

- Controlling inserts and updates

<property name="name" column="NAME" type="string"

insert="false" update="false"/> </code></pre>