ObjectDB Database Search

This section discusses advanced JPA topics:

This chapter explains how to manage ObjectDB databases using the Java Persistence API (JPA). The first two pages introduce basic JPA interfaces and concepts: The next section explains how to use JPA for database CRUD operations: More advanced topics (e.g. locking and events) are discussed in the last section:

file. Advanced querying and indexing capabilities. Effective in heavy loaded multi-user environments

support for the Java Persistence API (JPA). It also supports a more recent and advanced version

and more importantly managing a scrollable window - require at least loading all the references in advance ... all the object ids from the database in advance may assist. At least for the tree view - it is possible ... . I suggest adding a small button to the right of the textfield which will open an ' advanced ' dialog

. (SYH.java:154) ... 22 more Thanks you in advance mgarciat Miguel The exception is thrown ... advance .   mgarciat Miguel Hi all, As I said in the previous post, I am simulating a server-client ... to compare the performance of SQL and NoSQL in some data mining experiments.   Thanks you in advance

Hi Is there anyway to get the table view , rather than the tree view, when I'm running queries ?   Is there a more advanced version of the explorer anywhere ? Thanks Paul Newman pnewman Paul ... are displayed using a table view. More advanced versions of the Explorer will be released in

Hello , I need advanced caching system. Terracotta ehcache provides us , advanced distributed cache mechanism.   Can we use objectdb with ehcache ?   kadirbasol Kadir BASOL ObjectDB uses its own non pluggable cache, so currently it cannot be replaced with another cache

this version of JBoss? I would also like to ask when but I know timeframes are not really known in advance ... in advance if I offended anyone, I know that sometimes my tone can be abrupt. You have an excellent

applications - Performance is excellent!!) Thanks in Advance , Jana janu019 Janardhana ObjectDB replication ... other configuration change.   Thanks in Advance , Jana     janu019 Janardhana If you experience a large

at given position i as well as a given number of objects that follow such object? Thanks you in advance   MiguelGT       Thanks you in advance mgarciat Miguel In JPA you specify a result

why. Thanks in advance . Greatings ksii13 E As far as I know, the @Id is indexed by default ... advantages, including persistence, advanced queries, transactions, etc. but you may still want to manage

shutdowns of the database (e.g. quit the process without proper shutdown). Thanks in advance Markus ... the database file? Thanks in advance Markus Ritter doppelrittberger Markus Ritter We can check

This is the most advanced edition. It supports all ObjectDB features and both the embedded database operating ... , provides the highest flexibility for web applications and advanced features, like remote database

is to list all the managed classes in advance . In ObjectDB you can also introduce the new class before

. But if you don't need transactions, lock management, durability and recovery, advanced queries, etc.  - maybe

before Thanks in Advance     eng.ahmed ahmed Hi, This exception indicates an attempt

Hi, every Body does the free license of objectDB support that i could put the database file on server (inside company) and more than one computer access that file if it's supported how i do it Thanks in Advance eng.ahmed ahmed You can use ObjectDB 2.x in client-server mode (networking

(). It never got triggered with no setting that I could come up with. How come? Thanks in advance

it's all on the one server. Thanks in advance . Ben bensteele Ben Steele Sure, you can manage two separate

; Thanks in advance for help. kborkowski Karol Borkowski Collections and maps of any persistable type

, cheers, and thank you in advance ,   Alan alacalcas Alan Alan, Wow so i just spaced

? thanks in advanced chris Christoph Ernst Implementation of the getParameters method was just added

with one Bar relation   thanks in advanced chris Christoph Ernst Sorry about the error message

the SEQUENCE or  TABLE  strategies, which support allocating a group of IDs in advance in

! Any advice would be much appreciated and apologies in advance if I've done something silly or missed

you have a bug ??   Thanks in advance b Tomasz Tomasz Wozniak This is not a bug but a limitation. Java

advance b bolo Boguslaw Fraszko one more thing ....  : how to increase Enhancer log level ??  

is referenced an error will be printed ??   Thanks in advance b bolo Boguslaw Fraszko That is a good

, this is a hobby project, please excuse any travesties in my code. Many thanks in advance , Mark merichards Mark

? Which are the value used as default? e.g    Thanks in Advance     hferreira25

. Thanks in advance .     Rafaelbf84 Rafael This is a JBoss problem rather than an ObjectDB

me with any suggestion or to find a solution? Thanks in advance paolutus Paolo Malpeli A possible

advance , Daniel hatspencer Daniel Szalay Unfortunately currently there is no JDBC driver

behind this. Thank you in advance . banglo mohammad haroon Apparently you are using the default Java

? Is there any other index that should be added to make this query faster?   Thanks in advance

this in package.jdo xml?  Thanks in advance for your help. -A cvtsc Dev Team In the package.jdo file

system? Thanks in advance ! josevilla Jose Lora To populate the database you will have to write Java code

(there is no trigger), so such fields have to be loaded in advance . support Support thanks for explanation, have tested and confirmed result. webel Dr Darren Kelly

file.   Thank you in advance . ceylonsoft Allen T. Arumainayagam This is the actual project

;  ObjectDB version 2.37_22. Thanks in advance . cvtsc Dev Team There is no special cache

me know. Is Transaction management taken care here ? Thanks in Advance , Jana janu019 Janardhana Some

? Thanks in advance ! christian.beikov Christian Beikov Apparently http://java.net/jira/browse/JPA

advance if I missed something obvious! @Entity public class Document { private static long ID_SEQ

advance what is on the users machine. I hope this is not too dumb a question. Thanks cmahony Craig

;password=password Thank you in advance . [ObjectDB 2.5.0_04] javax.persistence.PersistenceException Failed

:126) ... 28 more Any hints please? Thanks a lot in advance . zmirc Mircea Chirac It seems as

(the commented line in the code above). Retrieval by Query The most advanced method for retrieving objects from

on Windows 10 but the bug also exists in older versions. Thanks in advance Markus doppelrittberger ... since no tags get filtered by the query. Thanks in advance Markus doppelrittberger Markus Ritter yes, I

for us since we already lost important data because of this bug. Thanks in advance Markus Ritter doppelrittberger ... solve the core issue. Will there be a fixed version anytime in the near future? Thanks in advance