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Query Method NullPointerException on List iteration

.java:166) ~[tomcat-embed-core-9.0.35.jar:9.0.35] at org.springframework.web.filter ... ] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119 ... -embed-core-9.0.35.jar:9.0.35] at org.springframework.web.filter.FormContentFilter

Exception on creation when running multithreaded

> <filterPlan plan="filter(extract($$owner,type(Relationship[all])),($$owner.party=:1))" eval="3.4426" var="1" prm="1" reg="1" filter="($$owner.party=:1)"> <extractPlan plan="extract($$owner ... > [2011-08-09 01:51:47 #39 query.compiler] <finalPlans> <filterPlan plan="filter(extract($$owner

Strange behaviour with ORDER BY and IN

by a simple member (e.g. a String) being the Entity-ID and, at the same time, filter on this member with a simple IN-clause. Filtering with IN-clause or ordering on another member (which is not the Entity-ID) actually work well, this behaviour is only observable when filtering and ordering

Index on a low cardinality column

. If the index does not contain all the the necessary data then it can only provide an initial filtering ... filtering. Filtering 50% might be useless, because scanning all the data pages will still be needed


it is a bit confusing seeing a transient field in the explorer. Maybe you could filter transient ... . It might be confusing and it would be better to filter transient fields from object display. Handling schema changes

Spring + Maven + persitence.xml

.jadebaboon.nucleus.modules.filter.service.FilterService.generateBrandMap(FilterService.java:368 ... ) com.jadebaboon.nucleus.modules.filter.service.FilterService.generateBrandMap(FilterService.java:368

Missing (null) elements in eager loaded references

. Sometimes it also happens while filtering Elements to only get those with a specific cost amount: Element ... . After everything is loaded I start my calculation/filter etc. So you say that despite of the eager

Multi selection and distinct in a criteria query

2nd element will not be filtered anyway if the first element is different. Only results in which all the elements are identical are filtered. support Support aaahh.. okay that explains it. Well then it should work nevertheless I hope.. :) quasado Alexander Adam

Problem using "and" for joined entities and indexed fields

Using @Index for fields and filter more than one field with "and" predicate ends in empty result ... . It does filter relevant Parent objects, but then it is too complex to complete the execution and filter ... that filtering joined objects can only be achieved through either combined indexed fields only or

ObjectDB tries to create a File in a localtion without write access

: Failed to create a new file 'IndexManager_12.mrg_filter' at com.objectdb.o._PersistenceException ... 'IndexManager_12.mrg_filter' at com.objectdb.o.MSG.d(MSG.java:75) at com.objectdb.o.LFL.D(LFL ... : IndexManager_12.mrg_filter (Access is denied) at java.io.RandomAccessFile.open0(Native Method

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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