About Timestamp


Date and Time in JPQL and Criteria Queries

Shows how date and time can be used in JPQL queries.... (a java.sql.Time instance). CURRENT_TIMESTAMP - is evaluated to the current timestamp, i.e. date and time (a j ava.sql.Timestamp instance). ...


auto generate timestamp

Hi all, How can I create auto timestamping column? I want the database to generate the timestamp. I tried google but suggested solutions doesn't work in objectDB. http://stackoverflow.com/questions/811845/setting-a-jpa-timestamp-column-to-be-generated-by-the-database - Pawel   ... column? I want the database to generate the timestamp. I tried google but suggested solutions doesn't work in ... http://stackoverflow.com/questions/811845/setting-a-jpa-timestamp-column-to-be-generated-by-the-database - Pawel ...



Map as java.sql.Timestamp(Enum Constant of javax.persistence.TemporalType)


Possible issue with timestamps

Hi, If I query doing something like: select c from CDI c where c.creationDate > {ts '2012-03-29 11:00:00} and c.creationDate < {ts '2012-03-29 12:00:00'} the test fails. Its ONLY for 12:00:00. When I started digging I found that if I queried 00:00:00 to 00:25:00 and then did 12:00:00 to 12:25:00 I got IDENTICAL results. For some reason 12:00:00 is being treated the same as 00:00:00. All other hours seem to be fine. ... @ Temporal ( TemporalType . TIMESTAMP ) public Date getCreationDate ( ) ...



Create expression to return current timestamp.(Method of javax.persistence.criteria.CriteriaBuilder)


java 8 LocalDateTime is not working in query

My entity class has a field of type java.time.LocalDateTime. I'm able to persist entities and I'm able to query without datetime field in where clause, but with datetime in where clause doesn't return anything and not exception.   ... javax. persistence . *; import java. sql . Timestamp ; import java. time . LocalDateTime ; import ... implements AttributeConverter<LocalDateTime, Timestamp> {   @ Override public ...


java.sql.Timestamp.getTime() not working

Hi, I need to work with Timestamp diff in two entity fields, but this queries SELECT count(p) FROM Player p WHERE p.loginAt.getTime()-p.registeredAt.getTime()>:value SELECT p.loginAt.getTime() FROM Player p fails with object is not an instance of declaring class but SELECT p.loginAt.getYear() FROM Player p works. How that possible?   ... Hi, I need to work with Timestamp diff in two entity fields, but this queries SELECT count ... ; @ Temporal ( TemporalType . TIMESTAMP ) public Timestamp loginAt ; @ Temporal ...


Calendar in Criteria Querys

Hi, i am having troubles creating criteria querys for Calendar objects. As far as I can see CriteriaBuilder has no methods for checking if one Calendar is bevor or after another. Javas Calendar Class got such methods, but i dont know how to use those in my query. ... - representing time with no date. java.sql.Timestamp - representing both data and time. If possible, you ... java. util . List ; import java. sql . Timestamp ;   import javax. persistence . *; import ...


LifeCycle Event with Embeddable classes

Hello, is there a way that lifecycle events like prepersist or preupdate are also fired for embeddable classes, not just for entities? My case looks as follows: ... @ Temporal ( TemporalType . TIMESTAMP ) private Timestamp modifyDate ;   @ PrePersist @ PreUpdate ...


Finding an object by its datetime

SearchBookingByTimeStamp() { Calendar btime = Calendar.getInstance(); btime.set(2012, 10, 11, 7, 30, 00); //This time is already inserted, trying to find it /* My Query */ TypedQuery<Booking> query = em.createQuery( "SELECT b FROM Booking b WHERE b.btime = :btime", Booking.class) .setParameter("btime", btime, TemporalType.TIMESTAMP); } @Entity public class Booking { @Temporal(TemporalType.TIMESTAMP) Calendar btime; }   ... ( "btime" , btime, TemporalType . TIMESTAMP ) ; } @ Entity public ... @ Temporal ( TemporalType . TIMESTAMP ) Calendar btime ; }   ...