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9

Query over the keySet of a map field with collection parameter

, EntityParent.class); q.setParameter(1, values); List<EntityParent> result = q ... ("c2"); q.setParameter(1, params); btc_es BTC EmbeddedSystems To help you with this need, a new
9

Sorting problem

BY ?1 DESC";     icQuery = em.createQuery(q, Branch.class);     icQuery.setParameter(1, "br.id ... ");     query.setParameter("query", "SELECT b FROM Branch b"); This is because parameters are not parsed as
9

how to query by properties of onetomany relations? (Error 990)

the following code fails em.createQuery("select f from Foo f where f.bars.name = ?1", Foo.class).setParameter(1, barName) stacktrace: [ObjectDB 2.2.4] Unexpected exception (Error 990 ... .name = :name");         query.setParameter("name", "aaa");         System.out.println("Count
9

Calendar in Criteria Querys

));         results = em.createQuery(query)             .setParameter(p, Calendar.getInstance ... .createQuery(query)     .setParameter(p, Calendar.getInstance().getTime()).getResultList(); Automatic
9

Mismatch client-server protocol prefix

");         q.setParameter("uname", username);         TrackerUser result = null;         result ... t FROM Unit t WHERE LOWER(t.unitID) = LOWER(:uname)");         q.setParameter("uname", unitName
9

Duplicate Entity class names causes Exception in Query

.Singleton.getItem", Item.class); q.setParameter("cachedKey", Integer.toString(which)); try ... .NoIdQuerySingleton.uniqueMapItem"); q.setParameter("cachedKey", cachedKey.toString());//ObjectDb
9

Criteria Query results in a NoResultException instead of returning object

() + " = :identityObjectName"; Object val = em.createQuery(queryStr) .setParameter ... .createQuery(queryStr) .setParameter("identityObjectName", "demo
2

Update query bug

"); query.setParameter("code", personalCode); List<List<Transport>> list = query.getResultList ... SET p.transports = :list WHERE p.personalCode = :code", Person.class); query2.setParameter("list", list); query2.setParameter("code", personalCode); query2.executeUpdate
1

Online Backup degrades responsiveness.

with the issue. Can you make it so that it can be configured via java e.g. backupQuery.setParameter ... > backupQuery = em.createQuery("objectdb backup", Thread.class); backupQuery.setParameter
1

NullPointer on query

", ObjectDbMessagePayload.class); query.setParameter("id", msg.getId()); List<ObjectDbMessagePayload> loaded = query ... ObjectDbMessagePayload m WHERE m.id = :id", ObjectDbMessagePayload.class); query.setParameter("id

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

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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