About explorer

forum_thread

Path in tomcat

Hi, If I put the .jar into /opt/Tomcat/lib/, then where the .conf should be in? And the .odb? When I debug the Eclipse web project, I export all things into a .war file. Then I use Tomcat's web deploy tool by the .war file. However, if I put objectdb into the project's /WEB-INF/, I may lost the db when I use Undeploy tool. TIA ... dropping it on the WEB-INF/lib node in the Eclipse Project Explorer: If the jar is put into the "WEB-INF/lib", it will increase ...

 
forum_thread

Eager Fetch is not stable for collection or map types?

Hi, thanks very much for your helpful software. The problem is the storage of collection or map types is not stable, we lost them sometimes after JVM restarted. Eager fetch is properly set.And we still found that the storage is stable when we not use generic, such as "private List users = new ArrayList();" instead of "private List<User> users = new ArrayList<User>();".   The code about entity and fetch is: ... the collection or map are stored successfully by using explorer tools when the JVM stopped, but lost when we restart the JVM. Further ...

 
forum_thread

Tomcat + JPA Problem

Hi i tried to setup the example from your webpage (jpa - Tomcat with Ecplipse) and i always get this Error: [ObjectDB 2.1.0] class "javax.persistence.Entity"'s signer information does not match signer information of other classes in the same package   ... the trouble. Another Question, how to use the explorer with a Tomcat Application where can i find the db-files? ...

 
forum_thread

Schema migration - long to String

Hi, I need to change field type in our model from long to String. After changing filed type in our model and repairing database with doctor, most of our entities is gone. Doctor puts some errors on console: ... This field has an index on it. After migrating schema, explorer was throwing an error about some Map (didn't get screenshot) and ...

 
issue

java.lang.ClassCastException: com.objectdb.o.SCU cannot be cast to com.objectdb.o.PRU

Error in production urgent [2017-05-19 13:34:09 #14 server] Bug Version: 2.7.1 Priority: Normal Status: Closed Replies: 2 Type:  Bug ...

 
issue

Querying error - java.lang.ClassCastException: com.objectdb.o.STV

I'm getting the ClassCastException below when querying objects. As yet I haven't been able to track down the exact circumstance in which it occurs - saving and querying objects works fine on attempts to recreate - but presumably at some point an object gets saved which objectdb doesn't like. Any pointers as to what is wrong or approaches to investigate further would be much appreciated. Bug Version: 2.0.5 Priority: Critical Status: Fixed Replies: 6 Type:  Bug ...

 
forum_thread

Attempt to store an instance of a non persistable type java.net.URL

ObjectDB 2.3.6_16: The following works in EclipseLink+MySQL and EclipseLink+Oracle: ... Support of serialized objects in the Explorer is very limited. ObjectDB Support ...

 
forum_thread

How best to unbind all names?

My JDO application does inserts with binds, and then subsequently does bulk deletes using this code: ... of the primary key - it shows a "k" by the field in Object explorer. So, can I get fast primary key lookup in the free edition? Is ...

 
forum_thread

How to convert a boolean to an int in the query?

How to convert a boolean to an int in the query? I have five parameters of type boolean in the entity object - approveEmail, approvePhoneNumper, ... I can not sort them ORDER BY approveEmail, approvePhoneNumper, .... because the parameters equivalent. I want to sort them in the query by their sum ORDER BY (approveEmail + approvePhoneNumper + ... ) But I get an exception com.objectdb.o._PersistenceException: Invalid operand type boolean for operator + ... I downloaded version 2.5.2_04. but in the Explorer queries SELECT approveEmail FROM Person ORDER BY ...

 
manual

Index Definition

Describes how to define indexes in JPA entity classes and explains how indexes are used in JPQL queries.... no specific role but might be presented in the ObjectDB Explorer and in logging. When an entity object is stored in the database ...