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5

collection of embedded objects

of @Embeddable objects? ie. Suppose I want to query: SELECT count(a) FROM A a WHERE a.setOfB.value =:value
5

Wrong data stored in time only fields

();         Query q = em.createQuery("SELECT COUNT(r) FROM DateTime AS r");         Long r = (Long
5

com.objectdb.o.NLV cannot be cast to com.objectdb.o.CMV

We are using ObjectDB 2.5.1_04. The following JPQL query causes an internal exception: SELECT COUNT(r) FROM RecordingMetaData AS r WHERE ((r.mapFromCli LIKE '192.168.10.13%' ESCAPE '\')) The exception: Caused by: java.lang.IllegalStateException: com.objectdb.o.InternalException: Unexpected
5

Doctor - high memory usage

------------------- [1] Unexpected total page count: 33024 (expected 33152) Creating a database copy
5

java.sql.Timestamp.getTime() not working

Hi, I need to work with Timestamp diff in two entity fields, but this queries SELECT count(p) FROM Player p WHERE p.loginAt.getTime()-p.registeredAt.getTime()>:value SELECT p.loginAt.getTime() FROM Player p fails with object is not an instance of declaring class or java.lang
5

persitencia (Preguntas y respuestas)

getRowCount() with a SELECT COUNT query. Implement getValueAt() with an ORDER BY query. support Support I
5

Left join fetch behaviour doesn't retrieve children?

less parent entities than no left join fetch. Example : Doing count(*) of MyEntity => 50000 entities
5

createQuery method error

Hello, I am learning ObjectDB now. I create a simple Dao method as below: public boolean isJobExist(String name) { TypedQuery<Long> query = em.createQuery( "SELECT count(j) FROM MFJob j WHERE j.jobName = :name", Long.class); return query.setParameter("name", name
1

Use temporary files to enable very large transactions

arrays which are referenced by ObjectDB classes. The count of byte arrays grows after flush and clear
1

InternalException when using MEMBER OF on a large list in a query

if you reduce the count (line: 31) to 20.000 or if you switch to the modified query "queryString_Ok

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Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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