Version 4.3.1

Author: greenrobot

CHANGELOG.md

@@ -1,6 +1,14 @@
 ObjectBox C and C++ API Changelog
 =================================
 
+4.3.1 (2025-07-28)
+------------------
+* Cursor/Query: deleting a cursor (e.g. in a non-creator thread) waits for any query to finish 
+* Query: added safety check to detect using a deleted query instance
+* Admin: fix displaying some string values twice
+* Add a few missing allocation failure checks 
+* Internal improvements, e.g. updated dependencies and compiler to new major versions
+
 4.3.0 (2025-05-12)
 ------------------
 * Windows: msvc runtime is now embedded to avoid incompatible msvcp140.dll (e.g. those shipped with some JDKs)

CMakeLists.txt

@@ -49,7 +49,7 @@ else ()
 
     function(defineObjectBoxLib VARIANT)
         # Configuration updated for each release
-        set(DL_VERSION 4.3.0)
+        set(DL_VERSION 4.3.1)
 
         # Platform detection and other setup
         set(DL_URL https://github.com/objectbox/objectbox-c/releases/download)

README.md

@@ -18,7 +18,7 @@ box.put({.text = "Buy milk"});
 
 See [ObjectBox C and C++ docs](https://cpp.objectbox.io/) for API details.
 
-**Latest version: 4.3.0** (2025-05-12).
+**Latest version: 4.3.1** (2025-07-28).
 See [changelog](CHANGELOG.md) for more details.
 
 ## Table of Contents:

download.sh

@@ -44,7 +44,7 @@ tty -s || quiet=true
 
 # Note: optional arguments like "--quiet" shifts argument positions in the case block above
 
-version=${1:-4.3.0}
+version=${1:-4.3.1}
 os=${2:-$(uname)}
 arch=${3:-$(uname -m)}
 echo "Base config: OS ${os} and architecture ${arch}"

doxygen/Changelog.md

@@ -3,6 +3,14 @@
 ObjectBox C and C++ API Changelog
 =================================
 
+4.3.1 (2025-07-28)
+------------------
+* Cursor/Query: deleting a cursor (e.g. in a non-creator thread) waits for any query to finish 
+* Query: added safety check to detect using a deleted query instance
+* Admin: fix displaying some string values twice
+* Add a few missing allocation failure checks 
+* Internal improvements, e.g. updated dependencies and compiler to new major versions
+
 4.3.0 (2025-05-12)
 ------------------
 * Windows: msvc runtime is now embedded to avoid incompatible msvcp140.dll (e.g. those shipped with some JDKs)

doxygen/Doxyfile

@@ -38,7 +38,7 @@ PROJECT_NAME           = "ObjectBox C and C++ API"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = "4.3.0"
+PROJECT_NUMBER         = "4.3.1"
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a

examples/vectorsearch-cities/CMakeLists.txt

@@ -1,5 +1,5 @@
 # C++ local-only example
-cmake_minimum_required(VERSION 3.5)
+cmake_minimum_required(VERSION 3.10)
 set(PROJECT_NAME objectbox-c-examples-vectorsearch-cities)
 project(${PROJECT_NAME} CXX)
 add_executable(${PROJECT_NAME}

include/objectbox-sync.h

@@ -34,7 +34,7 @@
 #include "objectbox.h"
 
 #if defined(static_assert) || defined(__cplusplus)
-static_assert(OBX_VERSION_MAJOR == 4 && OBX_VERSION_MINOR == 3 && OBX_VERSION_PATCH == 0,  // NOLINT
+static_assert(OBX_VERSION_MAJOR == 4 && OBX_VERSION_MINOR == 3 && OBX_VERSION_PATCH == 1,  // NOLINT
               "Versions of objectbox.h and objectbox-sync.h files do not match, please update");
 #endif
 

include/objectbox-sync.hpp

@@ -21,7 +21,7 @@
 #include "objectbox-sync.h"
 #include "objectbox.hpp"
 
-static_assert(OBX_VERSION_MAJOR == 4 && OBX_VERSION_MINOR == 3 && OBX_VERSION_PATCH == 0,  // NOLINT
+static_assert(OBX_VERSION_MAJOR == 4 && OBX_VERSION_MINOR == 3 && OBX_VERSION_PATCH == 1,  // NOLINT
               "Versions of objectbox.h and objectbox-sync.hpp files do not match, please update");
 
 namespace obx {

include/objectbox.h

@@ -53,7 +53,7 @@ extern "C" {
 /// obx_version() or obx_version_is_at_least().
 #define OBX_VERSION_MAJOR 4
 #define OBX_VERSION_MINOR 3
-#define OBX_VERSION_PATCH 0  // values >= 100 are reserved for dev releases leading to the next minor/major increase
+#define OBX_VERSION_PATCH 1  // values >= 100 are reserved for dev releases leading to the next minor/major increase
 
 //----------------------------------------------
 // Common types
@@ -176,6 +176,10 @@ typedef enum {
     /// Enables additional authentication/authorization methods for sync login, e.g. JWT based methods.
     OBXFeature_Auth = 17,
 
+    /// This is a free trial version; only applies to server builds (no trial builds for database and Sync clients).
+    OBXFeature_Trial = 18,
+
+
 } OBXFeature;
 
 /// Checks whether the given feature is available in the currently loaded library.