About array

manual

Index Definition

Describes how to define indexes in JPA entity classes and explains how indexes are used in JPQL queries. Querying without indexes requires iteration over entity objects in the database one by one. This may take a significant amount of time if many entity objects have to be examined. Using proper indexes the iteration can be avoided and complex queries ov ...

 
forum_thread

Unable to convert 1.x odb file to 2.x

Hi, my company is just about to switch from ObjectDB 1.04.2487 (SE) to ObjectDB 2. So I downloaded the objectdb-2.5.5_02, activated it with our licence, enhancing went well, but then on converting 1 of the DB files I got this error: ... I believe this could be caused by having an array of objects as the value in the HashMap. Can this be fixed too?  ... Thanks for your help. The issue with the object array in a map I will solve via some migration to a structure where the value ...

 
release

2.3.3

... . Added support of using persistent array fields with parameterized type . Added error on using ...

 
release

2.5.0

... . Added support of using persistent array fields with parameterized type . Added error on using ...

 
release

2.6.9

... in loading mapped (inverse) to-many relationship into an array field ([]) ( issue #195 ). Fixed a bug in loading mapped ... . Added support of using persistent array fields with parameterized type . Added error on using ...

 
forum_thread

EntityManagerFactory Fails To Swtich Over To Slave When Master Is Unavailable

I have a simple task to validate the sample code will switch over to the slave database when the master is unavailable. I simulate the master unavailable by stopping the master server; which generates the following exception below. What am I doing wrong? It appears the connection manager fails to try the second URL in the list: objectdb://10.9.2.15:9998//10.9.2.15:9999/test.odb;user=admin;password=password Thank you in advance. #1 2013-05-06 20:16 I have a simple task to validate the sample code will switch over to the slave database when the master is unavai ...

 
release

2.4.7

... . Added support of using persistent array fields with parameterized type . Added error on using ...

 
release

2.6.7

... in loading mapped (inverse) to-many relationship into an array field ([]) ( issue #195 ). Fixed a bug in loading mapped ... . Added support of using persistent array fields with parameterized type . Added error on using ...

 
release

2.6.8

... in loading mapped (inverse) to-many relationship into an array field ([]) ( issue #195 ). Fixed a bug in loading mapped ... . Added support of using persistent array fields with parameterized type . Added error on using ...

 
release

2.6.6

... in loading mapped (inverse) to-many relationship into an array field ([]) ( issue #195 ). Fixed a bug in loading mapped ... . Added support of using persistent array fields with parameterized type . Added error on using ...