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4

javax.persistence.ColumnResult

javax.persistence Annotation ColumnResult Target: References name of a column in the SELECT clause ... ( "SELECT o.id AS order_id, " + "o.quantity AS order_quantity, " + "o ... See Also: SqlResultSetMapping String name (Required) The name of a column in the SELECT clause of a SQL
JPA Doc
4

javax.persistence.FieldResult

javax.persistence Annotation FieldResult Target: Is used to map the columns specified in the SELECT ... .createNativeQuery( "SELECT o.id AS order_id, " + "o.quantity AS order_quantity ... ")}) }) Since: JPA 1.0 String column Name of the column in the SELECT clause - i.e., column aliases, if applicable
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3

Query problem after transaction commit

> Test_Connection: connected 03> UI: start query [query for all object Goods successfully] 04> SELECT u ... > SELECT u FROM Goods u where u._code like :code AND u._desc like :desc  15> code= D, desc= Good D 16 ... printing result 20> UI: start query [query for all Goods but failed. Only Goods D returned] 21> SELECT u
JPA Doc
3

get(attributeName)

(Person.class); q.select(p) .where(cb.isMember("joe", p. >get("nicknames ... .get("nicknames"); q.select(p) .where(cb.isMember("joe", nicknames)); Parameters: attributeName - name
JPA Doc
3

javax.persistence.Cacheable

javax.persistence Annotation Cacheable Target: Classes Specifies whether an entity should be cached if caching is enabled when the value of the persistence.xml caching element is ENABLE_SELECTIVE or DISABLE_SELECTIVE. The value of the Cacheable annotation is inherited by subclasses
JPA Doc
3

javax.persistence.EntityManager

. The select list of the query must contain only a single item, which must be assignable to the type ... Persistence query language statement. The select list of the query must contain only a single item
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3

Query in JPA2 with LEFT JOIN on INNER JOIN

How write a query in JPA2 with LEFT JOIN on INNER JOIN? select a.description, a.id, p1 ... (Action.class); Selection[] selections = new Selection[profiles.length+1]; Selection actionDescriptionSelection = actionDescriptionCriteriaQuery.select(root.get(Action_.description
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2

Eclipse plugin problem (using ObjectDB as a separate bundle)

output go to Run >>Run Configurations...     Select _com.epimss.lab.product in the left list ... on attached dependencies.png), once the update is done and eclipse restarted,  select the _com.epimss.lab plugin, right click, select "Configure" in the popup menu and then select "Convert to Groovy
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2

IN expression in a Criteria Query

: SELECT e FROM Employee e WHERE e.present = false AND NOT EXISTS (SELECT c FROM Computer c WHERE c ... .run(Unknown Source) I also found another issue with this query: SELECT a FROM Account a GROUP BY ... ). Regarding the GROUP BY query: SELECT a FROM Account a GROUP BY a.code HAVING COUNT(a) < 2
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2

composite index not used in query

List objectsInCharge = new ArrayList(); on running a query like select ... : count(a). Step 5: Apply selection ----------------------- Apply selection and prepare ... , removing all unnecessary components. For example, try this query: SELECT count(a) FROM Action