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181

Sync ObjectDB and MySQL

Is there a listener or program that can be used to sync across data from/to MySQL and ObjectDB so that I can use ObjectDB for development and then just make sure MySQL always has the same data? ThreaT Ashton Hogan There are plans to implement such a tool. You may subscribe to this feature request
45

Database Management Settings

enabled="true" sync="false" path="." max="128mb" /> <recording enabled="false" sync="false" path ... for most applications. The <recovery> element <recovery enabled="true" sync="false" path="." max ... attribute (whose value is "true" or "false") specifies if a recovery file is used. The sync attribute
24

newbie - lots of exeptions

.objectdb.jpa.JpaQuery.getSingleResult(JpaQuery.java:716) at com.prohire.prohire_sync.ProhireQueries.getProhireSQL(ProhireQueries.java:81) at com.prohire.prohire_sync ... _sync.ProhireDataSyncImplementation.uploadProhireData(ProhireDataSyncImplementation.java:96
21

Replication error on slave restart

recording to write operations:     <recording enabled="true" sync="false" path="." mode="write ... enabled="false" sync="false" path="." max="128mb" /> <recording enabled="true" sync="false" path ... " resize="256kb" page="2kb" />   <recovery enabled="true" sync="false" path="." max="128mb
19

Objectdb recovery

outage). We are using following configuration: <recovery enabled="true" sync="false" path="." max="128mb"/> <recording enabled="false" sync="false" path="." mode="write"/> Is there any possibility ... written to recovery file (disk)? Can setting sync=true (for recovery) help with this issue
11

setSynchronization(sync)

Method javax.jdo.Transaction void setSynchronization( Synchronization sync ) The user can specify a Synchronization instance to be notified on transaction completions. The beforeCompletion method ... to them. Parameters: sync - the Synchronization instance to be notified; null for none Since: JDO 1.0
5

cannot delete objects after crash (see issue 2283)

attached our configuration hgzwicker Hans-Georg Zwicker You are using recovery in sync="false" mode: <recovery enabled="true" sync="false" path="." max="128mb" /> In this mode, commit returns ... may not always be able to complete a full recovery. Only sync="true" guaranties that the recovery file
5

com.objectdb.o.InternalException

@server [2016-07-13 22:58:15 #2 type] Type com.gsi.sync.Connection.OperationData is not enhanced. [2016-07-13 22:58:16 #3 type] Type com.gsi.sync.FileInfo is not enhanced. [2016-07-13 22:58:17 #4 type] Type com.gsi.sync.FileInfoZip is not enhanced. [2016-07-13 22:58:17 #5 type] Type com
4

database corrupt

. One possible cause is not using sync in the objectdb.conf, which we may have discussed in the past. Using sync ... enabled="true" sync="false" path="." max="96mb" /> <recording enabled="false" sync="false" path ... The one setting that might make the difference (hopefully) is: <recovery enabled="true" sync="true" path
0

javax.jdo.Transaction

JDOFatalDataStoreException. Since: JDO 2.0 void setSynchronization(Synchronization sync) The user can specify ... application instance is responsible for managing them, and forwarding callbacks to them. Parameters: sync

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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