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-XMX settings recommendation

The default is 256M what is the recommended settings based on? It is the size of the DB? number of connections? If the DB has over 200GB of data and max connection of 400 then will I need to make this settings higher? Thanks. Trianglehead Json Error There is no magic formula, but usually larger

Conflicting modifiers .... (javax.persistence.Id, javax.persistence.ManyToOne)

(); if (l > Integer.MAX_VALUE) return -1; int i = (int) l; return i; } catch (javax

Mapped By Fetch is very Slow

, go the MyEntity class and remove "mapped-by". You obtain 1 second max of query fetch. So my performance issue

Embedding ObjectDB on server application

.WebappClassLoader.loadClass(WebappClassLoader.java:1720) What can I do to fix it? pril Max Mustermann

odb files and config file

. But where to I find the config file in my project? pril Max Mustermann You can specify an absolute path. support Support

Visibility of changes in Transaction is not visible to a JPA QL Query

");    long oldAmount = bean.countItems();    if(oldAmount + howMany > Integer.MAX_VALUE

several times a day queries take several minutes

files on query execution. <recovery ... max="128mb" /> Consider decreasing the maximum size to force

InternalException during producer/consumer scenario

. Could you please try setting the max-threads attribute in your configuration to 0? 1000

Blocked by find

, you may try a cache size of at least 8MB: <processing cache="8mb" max-threads="10" /> Currently zero size

Unexpected error when loading all entity instance

about how to get the error. Recovery is enabled <recovery enabled="true" sync="false" path="." max="128mb

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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