NamedQuery (hibernate-jdk11 5.4.12.Final API)

@Target({TYPE,PACKAGE})
@Retention(RUNTIME)
@Repeatable(NamedQueries.class)
public @interface NamedQuery

Extends NamedQuery with Hibernate features.

作者:: Carlos Gonzalez-Cadenas
另请参阅:: Query

必需元素概要

所需元素
修饰符和类型必需的元素说明

String name
The name of this NamedQuery.

String query
The query string for this NamedQuery.

可选元素概要

可选元素
修饰符和类型	可选元素	说明
`boolean`	`cacheable`	Whether the query (results) is cacheable or not.
`CacheModeType`	`cacheMode`	The cache mode used for this query.
`String`	`cacheRegion`	If the query results are cacheable, name the query cache region to use.
`String`	`comment`	A comment added to the generated SQL query.
`int`	`fetchSize`	The number of rows fetched by the JDBC Driver per trip.
`FlushModeType`	`flushMode`	The flush mode for this query.
`boolean`	`readOnly`	Whether the results should be read-only.
`int`	`timeout`	The query timeout (in seconds).

- 元素详细资料
  - name
```
String name
```
    The name of this NamedQuery.
- - query
```
String query
```
    The query string for this NamedQuery.
- - flushMode
```
FlushModeType flushMode
```
    The flush mode for this query.
    
    默认值:
    
    org.hibernate.annotations.FlushModeType.PERSISTENCE_CONTEXT
- - cacheable
```
boolean cacheable
```
    Whether the query (results) is cacheable or not. Default is false, that is not cacheable.
    
    默认值:
    
    false
- - cacheRegion
```
String cacheRegion
```
    If the query results are cacheable, name the query cache region to use.
    
    默认值:
    
    ""
- - fetchSize
```
int fetchSize
```
    The number of rows fetched by the JDBC Driver per trip.
    
    默认值:
    
    -1
- - timeout
```
int timeout
```
    The query timeout (in seconds). Default is no timeout.
    
    默认值:
    
    -1
- - comment
```
String comment
```
    A comment added to the generated SQL query. Useful when engaging with DBA.
    
    默认值:
    
    ""
- - cacheMode
```
CacheModeType cacheMode
```
    The cache mode used for this query. This refers to entities/collections returned from the query.
    
    默认值:
    
    org.hibernate.annotations.CacheModeType.NORMAL
- - readOnly
```
boolean readOnly
```
    Whether the results should be read-only. Default is false.
    
    默认值:
    
    false