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Issue
2

Different behavior for two equal queries

execution be finished as the rest are just ORs, no?? Alex Maybe this is the result of navigation through null in one of the OR components. Navigation should be compiled as LEFT OUTER JOIN to avoid losing ... component that causes this query execution failure? Does it have navigation through null
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2

find() cost unreasonable time!

are inefficient for navigation in the inverse direction. ObjectDB supports bidirectional relationships because this is part of JPA. But navigation in the inverse direction from the owned to the owner ... navigation is also expected to be faster than find since entities are retrieved in bulk. gzdillon
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2

JPA vs JDO - which is more efficient for OneToMany queries?

. A query will still be executed (i.e. navigation from Customer to Order will run an automatic query ... implementation and requires a JOIN table and a query for navigation, is implemented differently in ObjectDB ... . But assuming that navigation is mostly from the customer to the orders, when using ObjectDB a collection
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2

Mapped By Fetch is very Slow

is the owner. Therefore, only the child contains a reference to the parent. Navigation from the parent ... relationships you should try to make the side from which navigation is more likely as the owner, by ... mappedBy at all.  That will make navigation in both directions faster but will require updating both sides
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2

Object explorer cannot open odb file. ObjectDB many-to-many relationship

with ObjectDB. Just be aware that navigation from the mapped by (inverse) side to the owner side is slower ...  relationships (with no mapped by). You will have to maintain both sides, but navigation may be faster since no queries will be required. This ability (of navigation in the to many direction
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2

Soft Reference Object Cache Recommendation

.  Then one can navigate to Classes, double click "byte[]" to view its instances, click "Compute retained sizes ... , thus keeping the byte[]s from being GC.  Supposedly, one can navigate the selected JdoBlob2 object's ... Personnel can recognize or decode.  Using the heap dump I navigate through a lot of unrecognizable
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1

em.flush(); em.clear(); loosing data and not persisting managed objects

="include" typeId="5" binding="null" nav="1"> <navigations ... " /> navigations>
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1

Error using query with MAX() function

="null" nav="1"> <navigations> navigations
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1

Explorer in 2.3

First, the new Explorer in ObjectDB is fantastic! This is exactly what we've needed - an easy way to do ad-hoc JPQL queries and navigate through the results and even make small changes to primitive ... . This should also apply to collections that are opened while navigating the results. My initial result
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1

ObjectDb Supports Clustering of Servers?

lazily and then navigate to each element separately, each navigation requires a separate round trip to the server. Thanks Alot.. janu019