JPQLSelectSingleContextView (olingo-odata2-jpa-processor-api 2.9.6-SP.25 API)

All Superinterfaces:

JPQLContextView

All Known Subinterfaces:

JPQLJoinSelectSingleContextView
```
public interface JPQLSelectSingleContextView
extends JPQLContextView
```
The interface provide a view on JPQL select single context.The interface provides methods for accessing the clause of a JPQL SELECT statement like "SELECT". The view can be used for building JPQL statements without any WHERE,JOIN,ORDERBY clauses. The clauses are built from OData read entity request views.

See Also:

JPQLStatement

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`List<KeyPredicate>`	`getKeyPredicates()`	The method returns the list of key predicates that can be used for constructing the WHERE clause in JPQL statements.
`String`	`getSelectExpression()`	The method returns a JPQL SELECT clause.

Methods inherited from interface org.apache.olingo.odata2.jpa.processor.api.jpql.JPQLContextView
getJPAEntityAlias, getJPAEntityName, getType

- Method Detail
  - getSelectExpression
```
String getSelectExpression()
```
    The method returns a JPQL SELECT clause. The SELECT clause is built from $select OData system Query option.
    
    Returns:
    
    a String representing a SELECT clause in JPQL
  - getKeyPredicates
```
List<KeyPredicate> getKeyPredicates()
```
    The method returns the list of key predicates that can be used for constructing the WHERE clause in JPQL statements. The OData entity key predicates are thus converted into JPA entity keys.
    
    Returns:
    
    a list of key predicates