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@Target(value=TYPE) @Retention(value=RUNTIME) public @interface SqlResultSetMapping
Specifies the mapping of the result of a native SQL query.
Example:
Query q = em.createNativeQuery(
"SELECT o.id AS order_id, " +
"o.quantity AS order_quantity, " +
"o.item AS order_item, " +
"i.name AS item_name, " +
"FROM Order o, Item i " +
"WHERE (order_quantity > 25) AND (order_item = i.id)",
"OrderResults");
@SqlResultSetMapping(name="OrderResults",
entities={
@EntityResult(entityClass=com.acme.Order.class, fields={
@FieldResult(name="id", column="order_id"),
@FieldResult(name="quantity", column="order_quantity"),
@FieldResult(name="item", column="order_item")})},
columns={
@ColumnResult(name="item_name")}
)
| Required Element Summary | |
|---|---|
java.lang.String |
name
The name given to the result set mapping, and used to refer to it in the methods of the Query API. |
| Optional Element Summary | |
|---|---|
ColumnResult[] |
columns
Specifies the result set mapping to scalar values. |
EntityResult[] |
entities
Specifies the result set mapping to entities. |
| Element Detail |
|---|
public abstract java.lang.String name
Query API.
public abstract EntityResult[] entities
public abstract ColumnResult[] columns
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