About CURRENT_TIME

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Issue
6

several times a day queries take several minutes

take around 10 seconds but sometimes several times a day take around 3-10 minutes
Forum
6

Java 8 time API

Java 8 time API
JPA Doc
5

javax.persistence.EntityManager

is a managed entity instance belonging to the current persistence context. Check if the instance is a managed entity instance belonging to the current persistence context. Parameters: entity - entity ... : flushMode Since: JPA 1.0 LockModeType getLockMode(Object entity) Get the current lock mode
JDO Doc
5

javax.jdo.PersistenceManagerFactory

and can only be called when the PersistenceManagerFactory is configurable (before the first time ... . The FetchGroup does not become in scope until it is added to the current set via addFetchGroups ... Since: JDO 2.2 Set getFetchGroups() Get a modifiable Set containing a mutable copy of all currently
FAQ
5

What are the main benefits of using ObjectDB?

By using ObjectDB you can reduce development time and costs and improve your application performance. Reducing Development Time and Costs ObjectDB makes database programming easier and faster ... to shorter time to market and saving in the total development time and costs. Improving Performance
Manual
5

Index Definition

one. This may take a significant amount of time if many entity objects have to be examined. Using proper indexes ... . Index management introduces overhead in terms of maintenance time and storage space, so deciding ... , java.sql.Date, java.sql.Time, java.sql.Timestamp. Any enum type. Reference to an entity object
Manual
5

JPA Primary Key

. java.lang.String. java.util.Date, java.sql.Date, java.sql.Time, java.sql.Timestamp. Any enum type ... useful when using queries that return large result sets. As an example, consider a real time ... is represented by an Event entity object that holds time, sensor ID and additional details. Suppose
JDO Doc
4

javax.jdo.spi.StateManager

- the field number currentValue - the current value of the field Returns: the new value for the field ... instance field - the field number currentValue - the current value of the field Returns: the new ... PersistenceCapable instance field - the field number currentValue - the current value of the field
Result
4

Eclipse Public License - v 1.0

license shall apply to the combination of the Contribution and the Program if, at the time ... such failure in a reasonable period of time after becoming aware of such noncompliance ... reserves the right to publish new versions (including revisions) of this Agreement from time to time
Manual
4

Setting and Tuning of JPA Queries

query time flush at the EntityManager level: em.setFlushMode(FlushModeType.AUTO); // Enable query time flush at the level of a specific query: query.setFlushMode(FlushModeType.AUTO ... query execution time in milliseconds. A QueryTimeoutException is thrown if timeout is exceeded