About JOIN

forum_thread

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

Hello! This query is working fine SELECT DISTINCT $1 FROM ChatHistoryItem $1 JOIN $1.recipient $2 JOIN $1.sender $3 WHERE ($2.id='22afeafe-363f-4397-8553-cc5688ba142d') OR ($3.id='22afeafe-363f-4397-8553-cc5688ba142d')  ORDER BY MAX($1.createDate) DESC   but this query returns an exception "com.objectdb.o.NLV cannot be cast to com.objectdb.o.RSV" SELECT DISTINCT $1 FROM ChatHistoryItem $1 JOIN $1.recipient $2  ... DISTINCT $1   FROM ChatHistoryItem $1 JOIN $1 . recipient $2 JOIN $1 . sender $3   WHERE ( $2 . id = ...

 
forum_thread

Modifying something with Explorer -> app JPQL with Enum doesn't work anymore

Hi! Scenario: Copy attached DB into localhost ObjectDB server (I'm running 2.5.1_03). Open attached project JavaEE Maven with NetBeans (7.4 beta in my case). Start ObjectDB on localhost as server. Run project on Apache Tomee 1.5.2 standard. Take a look at NetBeans' output to see how many entities are found with field type GOOD. There are 2 ways generate the bug: #1 2013-09-03 10:13 Hi! Scenario: Copy attached DB into localhost ObjectDB server (I'm running 2.5.1_03). ...

 
release

2.5.6

... and maps of invalid types. Changed JOIN FETCH to act as LEFT JOIN in path expressions. Updated the PDF manual. ...

 
issue

Out of Memory - Slow leak?

This is a continutaion of Issue 61 - unfortunately it doesnt seem that the fix in 2.2.9_03 has fixed the problem. The scenario is still the same: I have two "producer" processes which insert messages into an objectdb "queue" database running with an objectdb server process. I have one "consumer" process which reads messages from the queue database and inserts these into an embedded "normal" objectdb database. This is the process which has generated the OOM exception. Bug Version: 2.2.9 Priority: Normal Status: Fixed Replies: 13 Type:  Bug ...

 
forum_thread

Failover from Master to Slave

Good morning! I am interested in ObjectDB for a client project I am currently working on. In order to evaluate your tool I would like to know if your product has the ability to failover from a Master Database to a Slave Database and then recover back to the master when the master comes back online. I don't see any documentation about automatic failover.   Thanks Rich   #1 2014-02-19 18:44 Good morning! I am interested in ObjectDB for a client project I am currently working on. In order to eva ...

 
forum_thread

Eclipse/JPA database tutorial

Hello Sir/Madam, I followed all the steps correctly as given in the tutorial. But when i run it , I'm getting an error saying, the resource not available. Please help regarding the issue as soon as possible. Thank you. #1 2012-09-16 07:20 Hello Sir/Madam, I followed all the steps correctly as given in the tutorial. But when i run it , ...

 
forum_thread

Dependency from enhanced classes to the objectDB library

Hello, we have a Question to the dependency from enhanced classes (required for license) to the objectDB library. #1 2014-12-14 19:46 Hello, we have a Question to the dependency from enhanced classes (required for license) to the objectDB libr ...

 
release

2.6.5

... (no access during backup operation). Fixed JOIN FETCH bugs. Fixed a performance issue with mapped by fetch. ... in Mac OS. Fixed a bug in using FETCH JOIN in criteria queries. Fixed a bug in cascading remove when ...

 
release

2.6.6

... (no access during backup operation). Fixed JOIN FETCH bugs. Fixed a performance issue with mapped by fetch. ... in Mac OS. Fixed a bug in using FETCH JOIN in criteria queries. Fixed a bug in cascading remove when ...

 
forum_thread

Schema update: package, class and field

Hello, how can it be specified in the schema, that an entity is moved to another package? Package Structure (version 1) com |- btc |- impl |- Class1.java |- internal |- Class2.java |- Class3.java Now I want to move Class2   from com.btc.internal to com.btc.impl #1 2015-07-13 14:40 Hello, how can it be specified in the schema, that an entity is moved to another package? Package ...