@Repeatable(value=SqlResultSetMappings.class) @Target(value=TYPE) @Retention(value=RUNTIME) public @interface SqlResultSetMapping
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")}
)
Query,
StoredProcedureQuery,
NamedNativeQuery,
NamedStoredProcedureQuery| Modifier and Type | Required Element and Description |
|---|---|
java.lang.String |
name
The name given to the result set mapping, and used to refer
to it in the methods of the
Query and
StoredProcedureQuery APIs. |
| Modifier and Type | Optional Element and Description |
|---|---|
ConstructorResult[] |
classes
Specifies the result set mapping to constructors.
|
ColumnResult[] |
columns
Specifies the result set mapping to scalar values.
|
EntityResult[] |
entities
Specifies the result set mapping to entities.
|
public abstract java.lang.String name
Query and
StoredProcedureQuery APIs.public abstract EntityResult[] entities
public abstract ConstructorResult[] classes
public abstract ColumnResult[] columns