Problem « Cache « JPA Q&A





1. Hibernate JPA Caching Problem    stackoverflow.com

Ok, Here is my problem. I have a table named Master_Info_tbl. Its a lookup table: Here is the code for the table:

 @Entity
@Table(name="MASTER_INFO_T")
 public class CodeValue  implements java.io.Serializable {
 private static final ...

2. Hibernate caching . problem with backdoor    stackoverflow.com

In our java/j2ee app we have hibernate and hibernate caching is enabled . But because of some business reasons we MUST also have a kind of a backdoor that we should ...

3. Hibernate cache problem?    coderanch.com

Hi, i got this problem when i'm doing update/insert. lets say i have 4 records, 1, 2, 3, 4, i click on 2 and change something in it, then i update, so 2 is being updated. then i click on 4 to update, when it's updated, my 2 shows back the original values b4 it's being updated. why is this happening? ...

4. Hibernate Cache problem    coderanch.com

I am using Hibernate 3.0 in my application. I have a list of records retrieved from the oracle db using hibernate and shown in my page. Now when i delete a record and try to add that same record again, it does not get added. But if i go to some other page and come back to this page and then ...

5. Problem with Hibernate Cache    coderanch.com

Hi All, I have a problem related to hibernate. I have a single database which is being shared by two applications( PHP and Flex ). PHP applications when updates the data in database. Flex application through webservice get this latest data and display accordingly. The problem here i am facing is because of hibernate cache. my PHP application updates the DB, ...

6. Problem with the Hibernate Cache (I think)    coderanch.com

Hi fellow ranchers! I am loading an object from the database, changing the object's value and then fetching the object from the database again, unfortunately not with the expected result. I was expecting the reload of the object to have the value stored in the database (not the cache) since I am evicting the object from the session, but it is ...

7. Hibernate3 ConnectionPooling and/or cache problem    coderanch.com

Hi all, I have started using Hibernate recently, and I am still struggling with the correct setup. The first problem was a quite common one, namely making hibernate to be able to reconnect to the mysql database, after a database connection loss or termination. This could be achieved by using C3P0. Now I am facing another problem, that somehow I am ...

8. Hibernate Cache Problem?    coderanch.com

9. hibernate caching problem    coderanch.com

Hi I have problem whenever I truncate some of the tables from my database. I used hql to show tables data and it still shows the old data of those tables But, when i restart my server it does not show the old data. Is hibernate is caching my old data and not updating the objects? Or Is the table truncation ...





10. Hibernate cache problem    forum.hibernate.org

Hi all, I am facing the following issue: I have a piece of code for authenticating a user and another for updating his password. Consider the following steps: 1) A user tries to authenticate himself - he can login successfully 2) The user updates his password. It gets updated successfully in the DB 3) The user tries authenticating himself again and ...

11. Am I having a caching problem ?    forum.hibernate.org

Hi there, My team's currently using Hibernate to build a huge application for one of our client, but we're facing a strange problem that I thought I would expose here just in case someone already came up with the same problem and a solution. It's a web application in which some actions are tracked in the database. An entity has been ...

12. c3p0 problem: FYI: Wrong handling of cached prepared stmts    forum.hibernate.org

Hello I would like to inform you, c3p0 users, that probably we have faced a strange behaviour of c3p0 connection pool (probably c3p0 bug). Take care, Adam Woniak Below you will find a copy+paste of the original problem report: https://sourceforge.net/tracker/?func=d ... p_id=25357 Hai We have noticed a strange behavior of Hibernate+c3p0. For the following pieces of code weve been expecting that ...

13. Tricky Cache problem    forum.hibernate.org

Or is it the cache... I have a JUnit runs with a transaction. The test tries to ensure that a many-one relationship with no cascade on update does in fact only update the parent and not the child. I have some test code that generates whichever entity I want, within the transaction, so it gets rooled back on completion of the ...

14. Problems using caching with Hibernate    forum.hibernate.org

15. Problem with Hibernate Caching    forum.hibernate.org

Hi all, my problem is the following: when I added caching to my application server is gone crazy. Hibernate log tells me that objects and queries are cached and the succeeding calls get a "Cache hit", but, in reality, client requests are not satisfied due to expiry. I really don't know where is the problem. I've tried with two different caching ...





17. Hibernate caching problems    forum.hibernate.org

Hi, I've been using Hibernate for 2,5 months (currently using 2.1beta6) and when i was making carge tests to my application database, i got several memory problems. I run some memory profiles programs and I checked that The problem is related with Hibernate cache. As long as I understood, Hibernate has 3 cache levels (correct me if i'm wrong): - JCS ...

18. Problem with cache    forum.hibernate.org

I was using Hibernate 2.0.3 and all was OK. Now i use hibernate 2.1rc1. So i replace hibernate.jar (2.0.3) by hibernate.jar(2.1rc1) and when i execute the application to access BD, i have the following error message : INFO: cache provider: net.sf.ehcache.hibernate.Provider net.sf.hibernate.HibernateException: could not instantiate CacheProvider: net.sf.ehcache.hibernate.Provider at net.sf.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:115) at net.sf.hibernate.cfg.Configuration.buildSettings(Configuration.java:1072) at net.sf.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:718 What does it means? Are there others files ...

19. Newbie: Hibernate-1.2.5 Cache Problem    forum.hibernate.org

Hi! I've a class Product with one-to-one mapping with class Inventory with eager-loading. The inital stockqty of Inventory is 10. One program will add class Inventory.stockqty by 10 and the other program will subtract Inventory.stockqty by 3. The first and second programs Product object, embedded inside a SSLB, could be loaded right before the operation below: Assuming the first program run ...

20. caching problems    forum.hibernate.org

Newbie Joined: Tue Aug 31, 2004 4:04 pm Posts: 6 Location: Boston I have the hibernate EHCache configured. I expect this works as a second-level process cache, independent of Sessions. However, I noticed , through logging in entity object constructors and finalizers, as well as through hash code outputs, that a new object is being created for the same DB record. ...

21. Multiple apps cache problem    forum.hibernate.org

Hibernate version:2.1.7c Hi, I have deployed some applications that use the exact same classes in Jboss 3.2.6 and they work fine using the HashTableCache (which I understand shouldnt be used). However, when I switched to EhCache, a strange behavior happens: 1. I log into my first app, everything's fine. 2. I log out, then I try logging into the other one, ...

22. Problems with 2nd layer cache    forum.hibernate.org

Hi, I am using the default EHCache for my 2nd layer cache with read-only, and it is not working as I expected. On the first transaction it does a join for the session.get() operation (I don't know why it does a join a get() operation),.and a join on the root.getSsDataTreeNodes() (gets the many in a one-to-many relationship). On the second iteration, ...

24. Critical cache problems    forum.hibernate.org

Regular Joined: Thu Aug 28, 2003 6:30 am Posts: 58 Hibernate version: 3.0.5 Full stack trace of any exception that occurs: Code: 2005-05-30 19:02:52,116 [Thread-6] ERROR org.hibernate.event.def.AbstractFlushingEventListener - Could not synchronize database state with session org.hibernate.cache.CacheException: java.lang.IllegalStateException: The hibernate.test.org.hibernate.cache.UpdateTimestampsCache Cache is not alive. at org.hibernate.cache.EhCache.put(EhCache.java:159) at org.hibernate.cache.UpdateTimestampsCache.preinvalidate(UpdateTimestampsCache.java:54) at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:235) ...

25. Big Problem with Caching, please help    forum.hibernate.org

Need help with Hibernate? Read this first: http://www.hibernate.org/ForumMailingli ... AskForHelp [b]Hibernate version:3.0[/b] [b]Mapping documents: Here is part of my hibernate.cfg.xml: .................. org.hibernate.cache.EhCacheProvider ............ Here is part of my customer.hbm.xml: .............. ............. here is part of my ehcache.xml placed in my classpath ............. ...

26. Caching Problem.    forum.hibernate.org

Well, how could the changes be reflected if hibernate doesn't know anything about your changes, so the caching of hibernate gets useless. I suggest you use "select before update" or better yet don't do any changes to your data at all outside of hibernate. And better go reading the docs, this question would have been answered with ease...

27. ehcache problem    forum.hibernate.org

Author Message aharasymiw Post subject: ehcache problem Posted: Tue Oct 11, 2005 5:57 pm Newbie Joined: Sun Jan 16, 2005 7:15 pm Posts: 6 Hello, I have just tried to migrate my projects to Hibernate 3.0 from 2.1. The enviroment is now as follows: 1. Hibernate 3.0 2. JBoss 4.0.3 3. Mysql 4.1.14 4. Mysql-connector 3.1.10 5. eclipse 3.1 ...

28. Problem with EhCache with Hibernate    forum.hibernate.org

I am using Hibernate version 3 and Ehcache 1.1. I am configuring second level cache with EhCache.But Every time the query is executing its not fetching data from the cache.Plaese tell me where i am going wrong..... 1) My Hibernate.cfg.xml i specified cache properties... org.hibernate.cache.EhCacheProvider true 2) In My Mapping HBM file i given 3)This ...

29. Strange Caching Problem    forum.hibernate.org

We have a Spring/Hibernate web application running on two clustered Tomcat servers with LVS for load balancing. In turn, the datasource used by the servers load balances between two Oracle 10g database servers in an RAC. We have a function in the application that displays a list and allows users to remove items from that list. We process the request by ...

30. cache problem in hibernate    forum.hibernate.org

Hi Friends, Whenever am using the hibernate i am getting some cache exception. But am not understanding how to slove this cache problem. If i give Cache Provider class in hibernate.cfg.xml file is also it is giving errors. Wht is the use of this Cache provider class. How to configure this in my application kindly help me. regards vinny

31. Cache Problem with 3.2 CR2    forum.hibernate.org

Hibernate version: 3.2 CR2 I've developed a desktop application that opens several Hibernate databases. Each database uses a separate instance of SessionFactory. I've recently upgraded to 3.2 CR2 and this is causing cache problems as indicated by the following error message: detailMessage "Attempt to restart an already started EhCacheProvider. Use sessionFactory.close() between repeated calls to buildSessionFactory. Consider using net.sf.ehcache.hibernate.SingletonEhCacheProvider. Error from ...

32. Cache problem    forum.hibernate.org

Hello, I'm using Hibernate 3 with Tomcat, mySql and struts. I have a problem in refreshing my data. I have a table view corresponding to data table in mysql. I select a data row and change some data. I store the data to the database and the data is persistent. If I do a new select the new data is visible, ...

33. Ehcache Problem    forum.hibernate.org

36. ehcache.xml problem    forum.hibernate.org

Hi, I am trying to configure ehcache for my webapp. It says in the documentation that all you need to do is create an ehcache.xml file and place it in the root of your classpath, it the case of a webapp in ${WEB_APP_NAME}/WEB-INF/classes and I have placed my ehcache.xml file in that directory, however I am still getting the following warning: ...

37. Please...Please Help.Cache problem    forum.hibernate.org

I am using hibernate 3. 1 running on Solaris. Some events are failed to be inserted to the db. The exception is: Code: org.hibernate.cache.CacheException: net.sf.ehcache.CacheException: hibernate.test.com.mercado.s2002.analysis.objects.CriterionCache: Could not remove disk store entry for com.mercado.s2002.analysis.objects.Criterion#1543646397. Error was hibernate.test.com.mercado.s2002.analysis.objects.Criterion Cache: The Disk store is not active. My ehcache.xml file look like this: Code:

38. Problems configuring ehcache    forum.hibernate.org

39. Problem with hibernate caching    forum.hibernate.org

40. problem in getting the records from a cache    forum.hibernate.org

41. Weird caching problem    forum.hibernate.org

Hi Folks, I'm experiencing a weird caching problem with Hibernate. I've got a fairly simple schema representing an online shop, with approximately 12 tables. After doing an update (via my hibernate code), the data gets persisted properly (I can look at the data in the DB using pgAdmin), however if I look at the data through my web browser and refresh ...

42. Cache Problem ??    forum.hibernate.org

Not sure this is the right forum but any help would highly appreciated - I am using Hibernate v3.2.2 with ehCache v1.2.4 and i am getting following exception while trying to marshal an object to XML using jibx. This works fine for initial hits but starts failing after that. Also, if i remove ehcache, this works fine. As a workaround, i ...

43. tree cache configuration problem    forum.hibernate.org

Author Message sebas Post subject: tree cache configuration problem Posted: Thu Aug 09, 2007 12:35 am Newbie Joined: Wed Aug 24, 2005 1:43 pm Posts: 10 Hello, I am trying to use a tree cache as a second level hibernate cache in an existing weblogic 9.2 app. For some reasons, the code is unable to acquire a write lock ...

44. org.hibernate.cache.TreeCacheProvider problem    forum.hibernate.org

... transactional transactional ... ... ... org.hibernate.cache.TreeCacheProvider org.hibernate.transaction.JTATransactionFactory org.hibernate.transaction.JBossTransactionManagerLookup ... ...

45. Problem with hibernate caching?    forum.hibernate.org

Hi all. I have a problem... I'm trying to retrieve a Survey object from the database which has a one to many mapping onto an object called SurveyQuestion. There are multiple sets of SurveyQuestions based on locale for each Survey. Thus I am trying to do this: Code: List surveys = entityManager.createQuery("SELECT DISTINCT s FROM " + Survey.class.getSimpleName() + " s ...

46. Cache problems    forum.hibernate.org

Newbie Joined: Thu Nov 15, 2007 8:44 am Posts: 6 Hibernate version: 3.2.5 ga Mapping documents: Code: ...

47. problem related to ehcache    forum.hibernate.org

Newbie Joined: Sat Jan 05, 2008 9:44 am Posts: 3 Jan 5, 2008 7:53:11 PM org.hibernate.cfg.Environment INFO: Hibernate 3.0rc1 Jan 5, 2008 7:53:11 PM org.hibernate.cfg.Environment INFO: hibernate.properties not found Jan 5, 2008 7:53:11 PM org.hibernate.cfg.Environment INFO: using CGLIB reflection optimizer Jan 5, 2008 7:53:11 PM org.hibernate.cfg.Environment INFO: using JDK 1.4 java.sql.Timestamp handling Jan 5, 2008 7:53:12 PM ...

48. problem related to ehcache    forum.hibernate.org

Newbie Joined: Sat Jan 05, 2008 9:44 am Posts: 3 I am getting issue related to ehache.... if anybody knowsm, please sort out this issue... Jan 5, 2008 7:53:11 PM org.hibernate.cfg.Environment INFO: Hibernate 3.0rc1 Jan 5, 2008 7:53:11 PM org.hibernate.cfg.Environment INFO: hibernate.properties not found Jan 5, 2008 7:53:11 PM org.hibernate.cfg.Environment INFO: using CGLIB reflection optimizer Jan 5, 2008 ...

49. problem: ehcache.xml not found    forum.hibernate.org

Hi, I cannot enable the second level cache using EHcache. I have followed the instructions, and at deployment the ehcache.xml file seems not to be found, even though it is placed inside war in WEB-INF/classes( More specific: the application is called ibxrequest.ear, and the ehcache.xml has the path: ibxrequest.ear\ibxrequest.war\WEB-INF\classes\ehcache.xml) We are using JBoss 4.2.0 as an application server. Below is a ...

50. New user with Caching problem    forum.hibernate.org

I have just started using Hibernate (with Netbeans 6.1). Almost everything seems to be working properly.. I'm writing a small web application which uses a MySQL database. I have a class 'User' which I am attempting to update. I make the changes to the User object, call session.save(u) and tx.commit() and I can see the changes in the database. So far, ...

51. Hibernate3 ConnectionPooling and/or cache problem    forum.hibernate.org

Hi all, I have started using Hibernate recently, and I am still struggling with the correct setup. The first problem was a quite common one, namely making hibernate to be able to reconnect to the mysql database, after a database connection loss or termination. After reading ang google-ing I thought that this could be solved by using C3P0. Now I am ...