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15

ObjectDB Web Site - Terms and Conditions of Use

of these restrictions and may be terminated by ObjectDB Software at any time. Upon terminating your viewing ... of the materials on its web site are accurate, complete, or current. ObjectDB Software may make changes to the materials contained on its web site at any time without notice. ObjectDB Software does
Manual
14

Database Explorer

it from the command line as follows: > java -jar explorer.jar If explorer.jar is not in the current ... to close a currently open database connection. Viewing Database Content Viewer Windows The Explorer ... ] tabbed window or an object in a currently open Table or Tree window). You can open a new viewer
Manual
13

JPA / JDO Class Enhancer

.Enhancer If objectdb.jar is not in the current directory a path to it has to be specified ... enhancement ANT tasks. Load Time (Java Agent) Enhancement Instead of enhancing classes during build ... , however, it is recommended to integrate the enhancement in the build process. To use load time enhancement in
Manual
13

Locking in JPA

object. The initial version of a new entity object (when it is stored in the database for the first time ... another EntityManager) since it was retrieved by the current updater. Optimistic locking ... another EntityManager instance) currently holds a PESSIMISTIC_WRITE lock on that database object. A PESSIMISTIC
Manual
13

Retrieving JPA Entity Objects

. Therefore, it is recommended to avoid unnecessary time consuming operations in no-arg constructors ... FetchType.LAZY in either @OneToOne or @ManyToOne annotations (currently ObjectDB does not distinguish ... @OneToMany or @ManyToMany annotations (currently ObjectDB does not distinguish between the two) enables
Manual
11

Database Server

: > java -cp objectdb.jar com.objectdb.Server If objectdb.jar is not in the current directory a path ... the & character at the end of the command line), on how to start the server automatically at boot time and stop it at shutdown time, and on how to restart the server periodically (for instance, using crontab
Manual
11

Online Backup

of the ObjectDB home directory on the server side). A new subdirectory with a name that reflects the current date and time (e.g. 201012312359) is created under the backup root directory and the backup database ... but at that time the backup operation may still be in progress. The backup query returns as a result
JDO Doc
11

javax.jdo.PersistenceManager

has no effect if the instance is already deleted in the current transaction. This method throws ... and manipulation outside of a JDO environment. When detaching instances, only fields in the current FetchPlan ... must either be in the default-fetch-group, or in the current custom FetchPlan. Parameters: pcs
Forum
10

find() cost unreasonable time!

, why? Result: =========== find time @ 24.125000 getSons time @ 0.000000 1 : type:Nodes, sons:2 child : 2 child : 3 Iterator time @ 0.000000 find time @ 0.000000 getSons time @ 0.000000 2 : type:Nodes, sons:2 child : 4 child : 5 Iterator time @ 0.000000 find time @ 0.000000 getSons
Forum
9

Does run time enhancer due to GlassFish/Payara do anything that would affect loaded compile-time entity classes ?

ObjectDB support wrote elsewhere: ... you do not need the Enhancer agent, since you use build time emhancement, but GlassFish invokes it automatically. Currently there is no setting in ObjectDB to disable the enhancer agent ... Q: Does run time enhancer due to GlassFish/Payara