ObjectDB Database Search

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 

case. Working with dates could be very tricky due to time zones. In this specific test case ... ;// GregorianCalendar calendar = new GregorianCalendar(); All date and time values are stored in the database as time (e.g. in milliseconds) since 1.1.1970 UTC. For  TemporalType.DATE the hours

help me, as every time you inspect a variable it triggers loading of it, preventing discovery ... interpreter as well. Have you tried build time enhancement instead of using -javaagent? Please post relevant byte code after enhancement. support Support  Have you tried build time enhancement

it instead of increasing system limits. We are using Ubuntu 18.04.5 LTS and after some time ... of time . java    17888  odb   14u  IPv6           ... indefinitely, but still I don't get, why some times it openes 70 sockets at once, and if I tried same

Hi, I have observed that 500 Mb objectDb database opening time is very slow (~3 seconds) for following code long time = System.currentTimeMillis(); m_EntityMgrFactory = Persistence ... (); LOGGER.info( String.format( "took [%d] ms", System.currentTimeMillis() - time ) ); Does exist any way

;  @OneToMany(fetch = FetchType.EAGER, cascade = CascadeType.ALL) public long[] time ;    ... ;     public TESTObject(String ids, long[] time , long[][] a1, long[][] a2, long[][] b1 ... ;    this. time = time ;         this.a1 = a1;  

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Expression localTime() Create expression to return current local time . Returns: expression for current time . Since: Jakarta Persistence (JPA) 1.0

that returns the value of a field extracted from a date, time , or datetime. Parameters: field - a temporal field type temporal - a date, time , or datetime Returns: expression for the value of the extracted field. Since: Jakarta Persistence (JPA) 3.2

. In this case rerunning the project many times doesn't help at all. Problem: the number of entities ... class or a standalone class. Part- time solution: run the project twice after the modification ... , because sometimes it doesn't work, but you don't know. It's the second time when I encounter this bug in 2

Hi, we have an object with the following fields:   private Date startDateTime; // Time stamp: start of recording in local time zone private Date startDate; // Date: date part of startDateTime private Date startTime; // Time : time part of startDateTime @Basic(optional = false) @Temporal

response times from the DB, around 10 - 15 seconds. Looking at the DB server process with AppDynamics ... is large - execution time may also be much longer than 10-15 seconds. The other stack trace (com ... in some cases and is slow in others. Also, the slow response times occur in wide variety

may be thrown as part of an API call, a flush or at commit time . The current transaction, if one is active

COMMIT Flushing to occur at transaction commit. The provider may flush at other times , but is not

transaction rollback. This exception may be thrown as part of an API call, at, flush or at commit time

the EntityExistsException or another PersistenceException may be thrown at flush or commit time . The current transaction

of the day in 24-hour time , numbered from 0 to 23. Since: Jakarta Persistence (JPA) 1.0 MINUTE The minute

the persistence provider when a query times out and only the statement is rolled back. The current

may be thrown as part of an API call, a flush or at commit time . The current transaction, if one is active

:757) I checked multiple times if the versions match. They do. DB server version 2.6.2. Client ... checked the DB two times and installed the copy generated by the Doctor. It found no errors. We use ... . This method is called thousands of times a day by different daemons and webapps. It only fails in

an embedded object as a primary key, which has time fields which I have annotated with TemporalType ... .foo.bar.jpa.enity.TimePeriod[ day, java.util.GregorianCalendar[ time =1306779283031,areFieldsSet=true ... .GregorianCalendar[ time =1306779283031,areFieldsSet=true,areAllFieldsSet=true,lenient=true,zone=sun.util

can predict the time for such counting? TIA gzdillon Lai Yang Now, after 2 hours ... AND e.page=p Anyway, this still doesn't justify execution time of hours. Since you didn't provide a test ... select count(e.id) from Page e 1 java.lang.Long: 161143 Time : 23.889999 JPQL select count(e.sUrl

part of startDateTime private Date startTime; // Time : time part of startDateTime : private String ... for about 60 seconds. By this time a number of new records are already being added by one of the threads. Then we run one of the above query and time it until we get the result set of 50 records. To run

; All seemed to be lost, but then I reloaded the webpage a few times and started another "Post Reply ... .  The attachment upload reported a failure again.  This time I captured a screenshot.  ... -XX:InitialHeapSize=2000M -XX:MaxHeapSize=2000M -XX:+UseG1GC -XX:SoftRefLRUPolicyMSPerMB= time

and compare the response time . I don't know the data structure of the objectdb file to force access ... Server 2016. If only 1-2 people work with the software at the same time , everything runs as fast as you would expect. However, as soon as more than 3 people are working at the same time , database queries

Hi, For some time now we can use date and time function in queries to extract part of date time ...  in queries: DATE(ts) - Extracts the date part (year, month, day) as a Date instance. TIME (ts) - Extracts the time part (hour, minute, second, millisecond) as a Date instance. Please try

these time /date fields in a JPA lifecycle event methods . support Support Hi, Using the proposed solution I ... and time when book author has been created. */ @Temporal(TemporalType.TIMESTAMP) private Timestamp created; /** * Adjusting the field to UTC date and time before being persisted. */ @PrePersist public

times I have up to 15 seconds waiting time for a request to complete. Sometimes it doesn't even load at all. Sometimes it happens to load fast, but most of the time it's slow or very slow. Buy proper ... Canada too - one or two second response time . Thank you ObjectDB for your quick fix

: TIMED _WAITING at java.lang.Object.wait(Native Method) - waiting on (a java.util.TaskQueue) at java ... : - None "JMX server connection timeout 18" - Thread t@18 java.lang.Thread.State: TIMED _WAITING at java.lang ... synchronizers: - None "JMX client heartbeat 2" - Thread t@14 java.lang.Thread.State: TIMED _WAITING

I am getting this exception on a regular basis, after a period of time of repeating the same code ... again for another period of time until same exception is encountered again.  I cannot pin down a pattern e.g. after a certain period of time ,  because the time  periods between exceptions are not

.  Our odb files are about 50Gb in size and are written to about a million times a day ... you for this information.  We have executed the doctor a couple times on some larger database ... We are trying to optimize the database size due to the time it takes to perform an online backup

to the TimeSerie entity - I currently have to retrieve the whole timerserie since beginning of time ... . More generally: 1- is ObjectDB suitable for large time series? 2/ If so - any example would be helpful - on how to organise the data. Thanks  EKK     EKK Emmanuel Keskes ObjectDB can manage time

.*; /** * Created with IntelliJ IDEA. * User: apple * Date: 31.01.2013 * Time : 06:01 * To change this template ... : apple * Date: 02.02.2013 * Time : 23:15 * To change this template use File | Settings | File Templates ... with IntelliJ IDEA. * User: apple * Date: 27.01.2013 * Time : 02:30 * To change this template use File

there, the XML validation failed at enhance time . How does it appear in the package.jdo file used ... circumstance, and doesn't work most of the time . It turns out that specifiying and retrieving the Sequence is only working, as above, when accessing an ObjectDB file for the first time . If I access

Jakarta Persistence (JPA) Method in jakarta.persistence.EntityManagerFactory EntityManager createEntityManager() Create a new application-managed EntityManager . This method returns a new EntityManager instance each time it is invoked. The EntityManager.isOpen method will return true

Jakarta Persistence (JPA) Method in jakarta.persistence.EntityManagerFactory EntityManager createEntityManager (    Map map ) Create a new application-managed EntityManager with the given Map specifying property settings. This method returns a new EntityManager instance each time

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

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

Jakarta Persistence (JPA) Enum Constant in jakarta.persistence.FlushModeType COMMIT Flushing to occur at transaction commit. The provider may flush at other times , but is not required to. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Field in jakarta.persistence.criteria.LocalDateTimeField HOUR The hour of the day in 24-hour time , numbered from 0 to 23. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Field in jakarta.persistence.criteria.LocalTimeField HOUR The hour of the day in 24-hour time , numbered from 0 to 23. Since: Jakarta Persistence (JPA) 1.0

another PersistenceException may be thrown at flush or commit time ). TransactionRequiredException

.State: TIMED _WAITING at java.lang.Object.wait(Native Method) - waiting on (a [I) at com.sun.jmx ... : - None "Timer-1" - Thread t@27 java.lang.Thread.State: TIMED _WAITING at java.lang.Object.wait(Native ... .RolloverFileOutputStream" - Thread t@25 java.lang.Thread.State: TIMED _WAITING at java.lang.Object.wait

ObjectDB version doesn't look related, it may be simply the exact timing in which each thread dump was  ... , the customer now urges to switch to another database. we try to agree on a bit more time ... time the system is obviously overloaded? ObjectDB uses less CPU than most DBMS but eventually in

, at least for some time . In addition, please clarify what do you mean by "system is completely unusable" in ... special activity today at the time that these errors start please report.  We are using Java 17 ... ; support Support If there is any other clue regarding special activity today at the time

without executing it is guessing. Think of the progress bar and the evaluation of time remained ... the actual execution time of each query plan from the best evaluated to the worst evaluated ... with multiple JOIN operations with very slow execution time you may be able to manually select the best

My entity class has a field of type java. time .LocalDateTime. I'm able to persist entities and I'm ...   but it's working fine: SELECT t FROM Test t Joe Joe Khan New Java 8 date/ time types are not ... how you can use Java 8 date/ time using @Convert , we may be able to add this support. support Support

2-3 times per day we have a query that fails with:   Failed to read from file 'F:\Hummingbird ... is thrown? Any other special activity at that time ? Please post a full stack trace of the exception (strange ... we have it now 5-10 times per day. There is not any backup activity active during these times . It always happens

We have scenarios in which we open up to lots of different Db files at the same time , each ... , even if at some time the GC collects the unused entities. When reading further, the cache size and the number ... are freed or that from time to time . the cache is cleaned up. Our scenario uses just one open

. There shouldn't be more than 12 threads accessing the server at anyone time - if you're seeing ... the thread list on each iteration so you're right - the number of threads is growing each time I've changed ... play at any one time . I've run the test with -Xms256m -Xmx512m and the server with -Xms256m -Xmx256m

property method names . Fixed a bug in retrieving pure time values (java.sql. Time ). Fixed a bug in MEMBER ... request #1658 ). Fixed a bug in persisting dates ( TemporalType.DATE ) based on time close to clock change . Fixed a bug in indexing java.sql.Date fields during time / time zone change . Fixed a bug in detachment of embedded objects ( if enabled ).