418 questions
0
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Objectbox - Storage breakdown per table?
I'm trying to optimize the contents of my database to store more items with less memory.
One good way to start such an ordeal would be to gather data about memory usage, i.e. which table takes up how ...
- 191
0
votes
1
answer
61
views
Is there any way to treat an old deleted property and a new property with the same name (but different UID) as the same property in database?
I had this property named reminders in my Task entity.
String? reminders;
then I deleted it to migrate it to use List<String> instead, unfortunately I realized this later that to migrate the ...
- 37
4
votes
1
answer
596
views
Error: The method 'getInvocation' isn't defined for the type 'DartObjectImpl'
Android Studio Latest, Flutter 3.35.6, sdk: ^3.9.2, Microsoft Windows 11 25H2,
Flutter Doctor without warnings.
Create a new Flutter project (Android & iOS) and without touching the generated code,...
- 397
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48
views
How to Install ObjectBox-Cpp in android?
I want to create a custom Android NDK using Objectbox and have already implemented the vector database in C++. I'm having errors when compiling the external lib (I got the .so file and include from ...
- 11
1
vote
1
answer
62
views
ObjectBox-Java - Most performant way to do massive updates
I'm using objectbox-java on my Android app. One of the features I'm implementing requires to switch on and off a flag on certain ObjectBox entities, which can reach the 100.000+ count for some users.
...
- 191
1
vote
1
answer
149
views
Unable to ship my flutter app with a pre-built ObjectBox database
I'm unable to ship my Flutter app with a pre-built database. Below is my approach; it would be greatly appreciated if this intent of shipping a database and the steps involved are validated. Thank you....
- 929
0
votes
2
answers
206
views
Setting up Objectbox Admin on Flutter for Android
My project runs Flutter on an Android emulator. I just started using Objectbox and I am able to write and read data from the database. Now I want to setup ObjectBox Admin Web App.
I followed the ...
- 65
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40
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ObjectBox : initialization magic works in version 3.1.3 but not in 4.0.2
I have an Android project that has been running for several years with ObjectBox version 3.1.3. I have several Entities, some of which have ToOne and/or ToMany relationships pointing to others. The ...
- 3
0
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1
answer
66
views
How can I setup user/password authentication in ObjectBox sync server?
I have gotten ObjectBox sync server up and running with no authentication just to verify syncing of data and initial testing. I would now like to try enabling authentication and try using the user/...
1
vote
1
answer
67
views
Do ObjectBox ToMany containers allow duplicates and do they maintain order?
I am converting a project from Realm to ObjectBox. So far it's going well but I did run into an issue that causes some serious problems in my code. When using Realm to link to a list of other objects,...
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75
views
Is there any support for full-text search (e.g. BM25) on ObjectBox (Android)?
Efficient hybrid vector/keyword search is a common pattern for RAG in many AI applications. I can't see any documentation of whether ObjectBox supports this out of the box.
I was expecting full-text ...
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47
views
ObjectBox: DbDetachedException when accessing a ToOne<>
I would like to know what the following exception corresponds to:
Fatal Exception: io.objectbox.exception.DbDetachedException
Cannot resolve relation for detached entities, call box.attach(entity) ...
- 3
0
votes
1
answer
122
views
ObjectBox select what to sync
I am just trying out ObjectBox and sync server.
I have a very simple sync scenario where I have multiple users for example user_A and user_B. Each user may have multiple devices, for example user_A ...
- 331
0
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0
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50
views
Flutter Object Box store image from URL
Does anyone know how we can store images obtained from a URL to object box ?
This is what i currently have:
@Entity()
class ServiceModel {
@Id()
int id = 0;
@Unique()
final String identifier;
...
- 2,241
1
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0
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64
views
ObjectBox Admin in Docker - Not refreshing UI data when db data are CRUDed
I am using ObjectBox Admin in Windows through WSL (Docker in WSL, using objectbox-admin.sh) and accessing a db file in Documents folder (shared with WSL).
From a browser I can access the contents in ...
- 33
