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We (www.s2ssystems.com) have a time -sequential object command database.  I would like ... of this database are: Each transaction has a time -stamp which is the time the transaction was added to the database. The user can efficiently restore the data-model to a specified time which requires

; then 11 seconds and so on. Should I change my config in some way to get more stable insertion time ... after every commit , to avoid further performance loss over time . support Support Well, I'm using Spring Data JPA ... the same results: insertion time grows as db grows. 4410 Arsenii I've just set enhancer as javaagent

below, but it is taking a significant amount of processing time even though we don't have a large ... , which can be called many times per database to create database connections is much faster. That said, some ... data that shows where time is spent by this method. support Support Hi Team, We have taken thread

.objectdb.o.InternalException: java.lang.NoClassDefFoundError: java/ time /LocalDate java.lang.NoClassDefFoundError: java/ time /LocalDate at com.objectdb.o.VUT. (VUT.java:71) at com.objectdb.o.RAT.l(RAT ... .Main2.main(Main2.java:12) Caused by: java.lang.ClassNotFoundException: java. time .LocalDate at java

Hihi, I'm wondering if this is a bug. I have a simple entity with java.sql. Time field. On writing ... +30min time .   rwaters Richard Currently there is no known bug that may cause this. Maybe ... Thank you for the test case. Here is a revised version that also prints the default time zone

.88.206:6136 (connect timed out) (error 522) at com.objectdb.jpa.EMF.createEntityManager(EMF.java:152 ... .181.88.206:6136 (connect timed out) at com.objectdb.o.MSG.a(MSG.java:77) at com.objectdb.o.CLS.x ... .SocketTimeoutException: connect timed out at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method

classes during compile time . Just add the following to your pom.xml:        ... ; guest.Guest Actually, your phase is a better choice than mine, as mine only does compile time ... . support Support Ahh ok yes that makes sense. I've seen the issue many times in other systems

of a Netbeans web application project to specify ObjectDB compile time enhancement, for both single ... for Netbeans uploaded here would be very helpful. Until now I have been working with run- time enhancement ... enhancement and JRebel , as reported under:  JRebel integration feature , so I want to try compile time

about 10-12 seconds. If i remove ANY 5 left joins, query execution time drops to about 50 milliseconds. Adding a new left join on remaining 8 slows down query execution time drastically. Please help ... to, for exmple, 9 query execution time drops to about 60 milliseconds. Kind regards, Pero   Pero

It would be very useful if each entry in the log file has a date/ time stamp. Thanks, Carl   FastModel Ben Schreiber Version 2.2.2 adds date/ time stamps to the log. Thank you for your suggestion. support Support

during the time of issue: From our logs the issue seems to have occurred between 3:45 am to 4:15 am on Nov 22nd ... such long wait times ? CAPdev CAP Dev There are no known issues that may be related. How do you know

EntityManager.refresh takes a long time for entity object Person in this code:     logger.log(Level.INFO, "begin select for person " + new Date().toString());     ... only objects in his context? Operation time reaches 30 - 40 seconds. Please help to understand why. 

Maven-based compile- time enhancement applied to entity modules (only), so I know these checks ... load time ) ?     webel Dr Darren Kelly Please provide more information about these checks, such as log messages or stack traces. support Support

We detected that the first Persist() of an entity take much longer than all subsequent calls. We have a small example (see Appendix) which outputs the following times : First transaction with persist ... : Could you explain the long time for first persist? btc_es BTC EmbeddedSystems Some operations

timed out: connect NestedThrowables: java.net.ConnectException: Connection timed out: connect The same

We are getting massively different results on field loading between explicit post-compile enhancement and automatic run- time enhancement. Testing exactly where and when the results are different for our demo web app is a very time consuming task, and very difficult, it means testing literally 100s

As mentioned elsewhere, subqueries are not currently supported.  A subquery is the way that seems recommended to get only the latest entry in a time series (e.g. the latest time -clock entry for all employees).   Is there an ObjectDB way to get the latest entry in a series? 

I have an entity library which I have integrated build time enhancement in.  The enhancer reports it has processed all of my persistent classes.  When I attempt to run a Bootstrap process with this library I get the error shown below.  The entity referenced in the error (Terms

support these expressions (as an extension to JPA) - support of date/ time methods ( YEAR , MONTH

I get errors when trying to persist anything in java. time .* For example LocalDate, Month, Period. Will these be supported sometime in the future?   scoobyrooster Jason Java 8 date and tome is not supported yet, except by serialization (which is not recommended and disabled by default

Golyshkin In embedded mode a database can only be accessed by one process at a time . The server mode

Java 8 time API

))) that normally take around 10 seconds but sometimes several times a day take around 3-10 minutes

to avoid to again and again transfer this huge database, we are a bit under time pressure hgzwicker

to execute the query, still it is taking the same amount of time . 11-Sep 14:55:58 ERROR  [JDORepository.retrieve:482] Start Time : class com.anritsu.eu.rtd.logger.rtdtool.LogEntryAttributeImpl 11-Sep 14:56:34 ERROR  [JDORepository.retrieve:484] End Time Time 11-Sep 14:56:34 ERROR 

each time it is invoked. The isOpen method will return true on the returned instance. Return: entity ... time it is invoked. The isOpen method will return true on the returned instance. Parameters: map ... with the specified synchronization type. This method returns a new EntityManager instance each time it is invoked

java.sql.Date Since: JPA 1.0 TIME Map as java.sql. Time Since: JPA 1.0 TIMESTAMP Map as java.sql

currentTime () Create expression to return current time . Return: expression for current time

: public enum EmployeeStatus {FULL_ TIME , PART_ TIME , CONTRACT} public enum SalaryRate {JUNIOR, SENIOR

JPA Method in javax.persistence.criteria.CriteriaBuilder Expression currentTime () Create expression to return current time . Return: expression for current time Since: JPA 2.0

part of an API call, at, flush or at commit time . The current transaction, if one is active, will be not

time . The current transaction, if one is active, will be marked for rollback. Since: JPA 2.0 Public

JPA Method in javax.persistence.EntityManagerFactory EntityManager createEntityManager () Create a new application-managed EntityManager . This method returns a new EntityManager instance each time it is invoked. The isOpen method will return true on the returned instance. Return: entity manager

. This method returns a new EntityManager instance each time it is invoked. The isOpen method

time . The current transaction, if one is active, will be marked for rollback. See Also: EntityManager

time it is invoked. The isOpen method will return true on the returned instance. Parameters

JPA Method in javax.persistence.EntityManagerFactory EntityManager createEntityManager (   Map map ) Create a new application-managed EntityManager with the specified Map of properties. This method returns a new EntityManager instance each time it is invoked. The isOpen method

another PersistenceException may be thrown at flush or commit time .) IllegalArgumentException - if the instance is not

.Date , java.sql. Time , java.sql.Timestamp , byte[] , Byte[] , char[] , Character[] , enums, and any

the EntityExistsException or another PersistenceException may be thrown at flush or commit time

JPA Exception QueryTimeoutException java.lang.Object ∟  java.lang.Throwable ∟  java.lang.Exception ∟  java.lang.RuntimeException ∟  javax.persistence.PersistenceException ∟  javax.persistence.QueryTimeoutException Thrown by the persistence provider when a query times

. The provider may flush at other times , but is not required to. Since: JPA 1.0 Public Static Enum

a JDOObjectNotFoundException if the instance does not exist at that time . Further, if a relationship is established ... to a single time source. Implementations use the setting of the server time zone to prepare a Date instance that represents UTC time on the server. Return: a Date instance corresponding to the UTC Date

JDO Method in javax.jdo.PersistenceManager Date getServerDate () Get the Date as seen by the server. Clients using this method can order their operations according to a single time source. Implementations use the setting of the server time zone to prepare a Date instance that represents UTC time

data store locks until commit time . Return: the value of the Optimistic property. Since: JDO 1.0 ... of the restoreValues property Since: JDO 1.0 boolean getRetainValues () If true , at commit time ... setOptimistic (boolean optimistic) Optimistic transactions do not hold data store locks until commit time

(before the first time getPersistenceManager is called). The classes parameter identifies ... methods and can only be called when the PersistenceManagerFactory is configurable (before the first time

, this can dramatically improve query response times . Parameters: ignoreCache - the setting ... .util class Date; or one of the java.sql classes Date, Time , or Timestamp; or a user-defined class

when the PersistenceManagerFactory is configurable (before the first time getPersistenceManager is called). Parameters

and can only be called when the PersistenceManagerFactory is configurable (before the first time getPersistenceManager

JDO Enum VersionStrategy java.lang.Object ∟  java.lang.Enum ∟  javax.jdo.annotations.VersionStrategy Enumeration of the version strategy values. Since: JDO 2.1 Enum Constants DATE_ TIME Since: JDO 2.1 NONE Since: JDO 2.1 STATE_IMAGE Since: JDO 2.1 UNSPECIFIED Since: JDO 2.1 VERSION_NUMBER