ObjectDB Database Search

is clear: SELECT d FROM Department d LEFT JOIN FETCH d.employees WHERE d.deptno = 1 "A fetch join has the same join semantics as the corresponding inner or outer join , except that the related objects ... jpqlResult = em.createQuery( "SELECT d FROM Demand d JOIN FETCH d.services WHERE d=:demand

Hello I get an error when executing the following JPQL query: select doi from Doi doi left join fetch doi.metadata metadata left join fetch metadata.titles titles left join fetch metadata.creators creators left join fetch metadata.descriptions descriptions left join fetch metadata.publishers

)" + " from Account acct" + " left outer join AccountTransaction att on acct.id = att.accountId" + " left outer join Transaction trans on att.transactionId = trans.id" + " left outer join AccountGroup ag on acct.accountGroupId = ag.id" + " left outer join AccountType at on at.id = ag.accountType" + " group

inner join e.person person inner join person.address address left join address.place addressPlace left join address.city addressCity left join address.county addressCounty left join person.birthPlace birthPlace left join person.birthCounty birthCounty left join person.citizenship citizenship left

DISTINCT m FROM Person m LEFT OUTER JOIN m.answers answers LEFT OUTER JOIN answers.persons likedPersons

the WHERE clause. Try LEFT OUTER JOIN : SELECT a FROM A a LEFT JOIN a.another b WHERE a.another IS NULL OR b ... query: SELECT a FROM A a JOIN a.another b WHERE a.another IS NULL OR b.counter = 0 You missed the A instance with no another because navigation through a relationship is implemented using JOIN (i.e

of eager fetch in JPQL as follows: SELECT c FROM C JOIN FETCH c.bList WHERE c.id=:id But when I attempt to take it to the 2nd level: SELECT c FROM C JOIN FETCH c.bList JOIN FETCH c.bList.aList WHERE c.id ... : SELECT c FROM C JOIN c.bList b JOIN FETCH c.bList JOIN FETCH b.aList WHERE c.id=:id but that gets

this article, join fetch seems to be the right choice. What about ObjectDb ? The implementation is totally different. Is an "All eager strategy" more efficient that many join fetch ( cartesian product + distinct ... all strategy" Or "Fetch Join strategy" for ObjectDb ? Regards, Xirt xirt Sylvain Is an "All eager

Hi, Using objectdb 2.2.8_06. Running the following query: SELECT DISTINCT $1 FROM CDI $1 JOIN $1.contactDetails $2 JOIN $2.addresses $3 JOIN $3.attributeList $4  JOIN $2.phoneNumbers $5 JOIN $5.attributeList $6 WHERE ((($4.name='suburb') AND ($4.valueAsString='Los Angeles')) AND (($6.name

of using JOIN FETCH to avoid excessive round trips to the database: SELECT c FROM Country c JOIN FETCH c ... = em.createQuery(         "select p from Person p join fetch p ... then this is normal for JOIN FETCH and you can remove duplication by using SELECT DISTINCT . support Support

its id like: SELECT event FROM Calendar c1, SharedCalendar c2 INNER JOIN c1.events AS event INNER JOIN ... , SharedCalendar c2 INNER JOIN c1.events AS event1 INNER JOIN c2.original.events AS event2 WHERE c1.id=?1

when using query with join . The query code is: TypedQuery inspirationQuery = em.createQuery(    ... Inspiration insp join insp.products p where (p.supplier = ?1)",      ... ) from Inspiration insp join insp.products p where (p.supplier = ?1)", InspirationsPerSupplierResult

EmbeddedA); ... // Try to query using join From from = criteria.from(MyEntity.class); MapJoin join = from.joinMap("embeddeds"); Path pathToEmbeddedAName = join .value().get("name")

Hi, I have a question about detaching objects after issuing query with JOIN FETCH. Let's say I ... with all A classes skipping lazy loading: select b from B b join fetch b.aClasses After closing entity manager, B ... thought, that after join fetch and CascadeType.DETACH list of A classes should be accessible from B

. JOINED ) ... @ManyToOne private CI ci; subclass CIstring private String text; I am not sure ... fields in JOIN queries). Please try the new build (2.0.4_01) that should fix the bug. The attached

Hi In objectdb site i found : Note: This ORM/SQL annotation is silently ignored by ObjectDB so i want   join tow table and generate a third table. Ex:  table 1: employee    table 2: address  and the generate table will be table 3: emp_add employee: e_id, e_name address: add

, executing the JOIN may require iteration over 160,000 x 160,000 x 160,000 tuples. The following test

INNER JOIN . This is a requirement of the JPA specification, which is known to cause some confusion. You have to use LEFT OUTER JOIN explicitly to cover entities with a null owner. support Support ... is probably converted to something such as: SELECT e FROM MyEntity e JOIN e.owner o WHERE o IS NULL

variables (bound by an entity class) are represented by the Root subinterface: Join variables (bound by an attribute of a preceding variable in the FROM clause) are represented by the Join subinterface ... and examples. Join Fetch Elements Join Fetch is managed in criteria queries by the following interfaces

except ( CriteriaSelect   left ,  CriteriaSelect  right) Create a query by (setwise) subtraction ... exceptAll ( CriteriaSelect   left ,  CriteriaSelect  right) Create a query by (setwise ... ( CriteriaSelect   left ,  CriteriaSelect  right) Create a query which is the intersection

. The underscore character ( _ ) - which matches any single character. The left operand

for Join s of associations, embeddables, and collections belonging to the type, and for Path s ... ) Create a fetch join to the specified collection-valued attribute using an inner join . Parameters: attribute - target of the join Return: the resulting join Inherited from: FetchParent Since: JPA 2.0

in the results directly, but their content can be added to the SELECT clause by using a bound JOIN

, multiselect , array , tuple , construct ). Criteria FROM  ( from , join , fetch ). Criteria WHERE  

elements (representing range variables, join and fetch): Other criteria query expressions (for all the query clauses):

to the structure of SELECT queries. DELETE queries cannot include multiple variables and JOIN

that ability and require multiple tables, multiple records and join operations in order to support

: SELECT c, l FROM Country c JOIN c.languages l WHERE c.population :p AND l in :languages The FROM clause

variable (with or without an explicit variable name) for iteration. Multiple variables and JOIN are not

;backupThread. join (); // Wait until the backup is completed.     

, multiselect , array , tuple , construct ). FROM clause ( from , join , fetch ). WHERE clause

hi, There seems to be an issue with full cross joins & maps. This query: SELECT  $1 FROM com.lexware.vereinsverwaltung.verein.mitglied.Mitglied  $1 LEFT JOIN $1.qubletFRAGMENTMAP $4,   ... Alexander Adam It seems that simple iteration on map values in JOIN has not been implemented and a map

JPA Enum Constant in jakarta.persistence.criteria.JoinType RIGHT Right outer join . Since: JPA 2.0

. The left -to-right sequence of the ordering expressions determines the precedence ... from a get or join operation and the query result type is specified. For example: CriteriaQuery q ... .from(Order.class) . join ("items") . join ("product")); Parameters: selection

Super Interfaces: FetchParent Represents a join -fetched association or attribute. Since: JPA 2.0 Public Methods Fetch fetch ( PluralAttribute  attribute) Create a fetch join to the specified collection-valued attribute using an inner join . Parameters: attribute - target of the join Return

Fetch fetch ( PluralAttribute  attribute) Create a fetch join to the specified collection-valued attribute using an inner join . Parameters: attribute - target of the join Return: the resulting join ... a fetch join to the specified collection-valued attribute using the given join type. Parameters: attribute

a subquery collection join object correlated to a collection join object of the enclosing query. Parameters: parentCollection - join object of the containing query Return: subquery join Since: JPA 2.0 Join correlate ( Join  parentJoin) Create a subquery join object correlated to a join object

a column for joining an entity association or element collection. If the JoinColumn annotation itself is defaulted, a single join column is assumed and the default values apply. Example: {@snippet ... of the foreign key column. The table in which this column is found depends on the context. If the join

Parent p join p.children c where c.age = 42", Parent.class).getResultList().size());         System.out.println(em.createQuery("select from Parent p join p ... ;   System.out.println(em.createQuery("select from Parent p join p.children c where c

.customer.VendorCustomer $1 JOIN $1.qubletFRAGMENTMAP $2, com.quasado.foundation.warehouse.contract ... do select from "VendorCustomer" yet through using the join , he is also selecting all "Customer ... should not even join the $1.qubletFRAGMENTMAP of any other class but "VendorCustomer"!? thanks Alex quasado

.individual.IndividualContact $1 LEFT JOIN $1.profile $2 WHERE ((TYPE($1)=class com.quasado.foundation ... DISTINCT $1 FROM com.quasado.foundation.contact.individual.IndividualContact $1 LEFT JOIN $1.profile $2 ... : SELECT DISTINCT $1 FROM IndividualContact $1 LEFT JOIN $1.profile $2 ORDER BY UPPER($2.lastName) By

As demonstrated in this forum thread , a mapped by collection field with lazy fetch mode is not initialized in results of a query that uses JOIN FETCH on that collection field (when enhancement is used). support Support   Build 2.4.1_06 fixes this issue (fields are now initialized

a mapping to an entity that is a map key. The map key join column is in the collection table, join ... annotation is specified, a single join column is assumed and the default values apply. Example 1 ... for the map key. The table in which it is found depends upon the context. If the join is for a map key

JOIN $1.mitgliedschaft $2 LEFT JOIN $2.abteilungen $3 LEFT JOIN $3.abteilung $4 WHERE (((NOT ((($2 ... FROM com.lexware.vereinsverwaltung.verein.mitglied.Mitglied $1 LEFT JOIN $1.mitgliedschaft $2 LEFT JOIN $2.abteilungen $3 LEFT JOIN $3.abteilung $4 WHERE (((NOT ((($2 IS NOT NULL) AND ($3 IS NOT NULL

when the entity manager is joined to an active transaction, the persistence context remains managed ... NONE} is specified or if invoked on an entity manager which has not been joined to the current transaction ... manager which has not been joined to the current transaction and a lock mode other than {@code

through null in one of the OR components. Navigation should be compiled as LEFT OUTER JOIN to avoid losing results in such cases, but maybe an ordinary JOIN was used in this query. Could you isolate the OR

.1.1 web application (by catching unexpected exception). Fixed LEFT [ OUTER ] JOIN issues (including ... compilation of path expressions in queries. Fixed handling null  values in JOIN and path expressions in

LEFT OUTER JOIN . Fixed GROUP BY DATE(...) - merging AM and PM into the same date.

Fixed a critical bug in extensive removal operations of large objects. Improved the performance of navigation through an inverse (mapped by) field if the owner field is indexed. Fixed a LEFT OUTER JOIN bug . Fixed a bug in parsing queries with parenthesis followed by NOT . Fixed a bug in running

Hello, we found another query bug: SELECT a FROM ArtifactImpl a LEFT OUTER JOIN a.tcSignal s  WHERE a.startStep.stepNumber = 0  AND (s.name IN ('In1') OR a.tcSignal IS NULL) With 2.7.6_b6 we get the expected three result objects. But with 2.8.0 we get only two result objects