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Storing Images and Object Pooling

successfully as an image database. ObjectDB includes many types of cache mechanisms, including object pooling. To use object pooling more aggressively consider changing the default reference cache configuration from weak to soft or strong. However, notice that objects are cached as objects

multi thread application, id field sporadically null

, since the first thing in every object retrieval is setting the id. Maybe you retrieve a cached object from ... with an empty cache makes a difference, as well as disabling caches in the configuration

Can't post on your forum

, and maybe some cache issue. support Support Interesting, especially because I still can't ... from IE. zmirc Mircea Chirac To check if this is a cache issue, could you please try adding a dummy ... on the client side (based on cookies). This enables better caching, but if there are unrelated

Replication Issue

cache="64mb" max-threads="10" />                 <query-cache results="32mb" programs="500 ... >                 <enhancement agent="false" reflection="warning" />                 <cache ref="weak" level2="0

Degrading performance overtime

" /> <processing cache="8mb" max-threads="10" /> <query-cache results="8mb" programs="500 ... ="warning" /> <cache ref="weak" level2="0" /> <persist serialization="false" /> <cascade

The server cannot start in CentOS

" sync="false" path="." mode="write" />   <locking version-check="true" />   <processing cache="64mb" max-threads="10" />   <query-cache results="32mb" programs="500" /> </database> <entities>   <enhancement agent="true" reflection="warning" />   <cache ref="weak" level2="0" />   <cascade

Programatic configuration or configuration file loaded from classpath or file

the filesystem. I would like to enable the level2 cache for all entities: https://www.objectdb.com/java/jpa/setting/entities#The_cache_element a) Is it possible to configure this programmatically? b

Replaying recorded requests...

" />     <processing cache="64mb" max-threads="10" />     <query-cache results="32mb" programs="500

Optimistic locking: prevent version increment on entity collection attribute

don't have the cached Document and then find the Document by Id. - At that point the Document ... because I have the cached value of the Document returned. @Entity public class Document

Activation Issue

="write" /> <locking version-check="true" /> <processing cache="64mb" max-threads="10" /> <query-cache results="32mb" programs="500" /> <extensions drop="temp,tmp" /> <activation code

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.

Need Help?

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