About time

21-30 of 200Refresh
Forum
18

Retrieve latest entry in a time-series

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?   The easiest solution
Forum
18

Option or strategy to disable/skip runtime enhancement checks (to improve load time)?

-based compile-time enhancement applied to entity modules (only), so I know these checks ... time) ?     Please provide more information about these checks, such as log messages or stack traces. webel
Forum
18

Group by date / time

these expressions (as an extension to JPA) - support of date/time methods (YEAR, MONTH, DAY, HOUR, MINUTE
Forum
18

Issue with compile time enhancement

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) is listed as having
Forum
18

java.time.*

I get errors when trying to persist anything in java.time.* For example LocalDate, Month, Period. Will these be supported sometime in the future?   Java 8 date and tome is not supported yet, except by serialization (which is not recommended and disabled by default). It is introduced in JPA 2.2
Issue
18

several times a day queries take several minutes

take around 10 seconds but sometimes several times a day take around 3-10 minutes
Forum
18

Open several objectdb databases the same time

instances? In embedded mode a database can only be accessed by one process at a time. The server
Manual
18

Query Parameters in JPA [2011-04-01]

with different parameter values to retrieve different results. Running the same query multiple times ... for more details. Parameters vs. Literals Following is a third version of the same method. This time ... in order to specify what they represent, such as a pure date, a pure time or a combination of date
Manual
18

Query Parameters in JPA

with different parameter values to retrieve different results. Running the same query multiple times ... for more details. Parameters vs. Literals Following is a third version of the same method. This time ... in order to specify what they represent, such as a pure date, a pure time or a combination of date