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2

Merge of entity classes with "mapped by" very slow

Hi, I have found a strange behavior when merging entities with "mapped by" set on @OneToMany ... - one with mapped by, second with adding entities list without "mapped by". The difference is huge event for such small objects - 2ms (without mapped by) vs ~50ms (with mapped by) Is there any chance
Issue
2

Bulk load of eager mapped by (inverse) relationships

When a collection of objects is retrieved by ObjectDB (e.g. by a query) ordinary referenced objects ... . However, inverse (mapped by) references that have to be loaded eagerly currently do not participate ... a separate client-server round trip. Future versions of ObjectDB should load eager mapped by (inverse
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2

find repeated records by JPQL

.getResultList(JpaQuery.java:636) at image.cleanDB.main(cleanDB.java:19) Caused by: com.objectdb.o ... (QRR.java:197) at com.objectdb.jpa.JpaQuery.getResultList(JpaQuery.java:627) ... 1 more Caused by ... MySQL? TIA Subqueries are not support by ObjectDB yet - see this feature request. Getting
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2

Grouping by date()

have to group by date(). For few queries I was concatenating 'date' from year()-month()-day() calls ... implementation. There is only one small problem with new version. When you group by date() there are two days per day. I mean group by divides each day for two parts. You can see an example in attached
Issue
2

Lazy loading of mapped by (inverse) singular references

ObjectDB ignores lazy setting of non collection mapped by (inverse) fields and loads them always eagerly. This is allowed by JPA since lazy is only hint but it is not efficient. The reason ... , so it is always available. For mapped by (inverse) reference fields no information is stored in the entity
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2

persistence.xml classes not respected by ObjectDB

have the old DB on my development machine. By adding class by class into ... DB, the DB that got added class by class, as development went by. Providing an example is a little ... unspecified classes. If there is a bug and it could be demonstrated by a sample application, we will look
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2

Connection is closed Caused by: java.io.EOFException

. Caused by: com.objectdb.o.UserException: Connection is closed at com.objectdb.o.MSG.d(MSG.java ... :160) ... 39 more Caused by: java.io.EOFException at com.objectdb.o.NTS.z(NTS.java ... if your application might create EntityManager instances without closing them. By the way, following your report
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2

How to disable use of graphic windows by objectDB

.objectdb.Server.run(Server.java:107) at com.objectdb.Server.main(Server.java:66) Caused by: java.net ... .main(Server.java:66) Caused by: java.net.UnknownHostException: GhostRider: Name or service not known ... .run(Server.java:107) at com.objectdb.Server.main(Server.java:66) Caused by: java.net
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2

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

)   Generated by Java HotSpot(TM) 64-Bit Server VM 1.6.0_23 (on Windows 7 6.1). Please report this error ... about the error message - it should be replaced by a more descriptive error message in future versions ... but it is JPA portable. ObjectDB can enforce using standard JPQL by setting the following query hint
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2

Master database switching to read-only mode, possibly caused by slave failure

, slave became unresponsive and the master switched to read-only mode. By the look of it the slave ... .java:240) .............................................................. Caused by: com.objectdb.o ... : [2012-04-04 19:25:59 #4 store] Database '/opt/objectdb/db/$replication/contextspace.odb' is closed by