What's Changed

• Upgrade Kotlin version to 1.9.23, support JDK 21.
• Add EntityExtensionsApi.isAttached() function to check if an entity is attached to the database.
• Track and provide access to entity changed properties by @HC-224 in https://github.com/kotlin-orm/ktorm/pull/525
• Make BaseTable.asExpression() function open by @qumn in https://github.com/kotlin-orm/ktorm/pull/560
• Reduce memory allocation on Column.label used for accessing in query by @AlexRiedler in https://github.com/kotlin-orm/ktorm/pull/564
• Bugfix: fix binary compatibility error when using a higher version of KotlinModule by @k163377 in https://github.com/kotlin-orm/ktorm/pull/527
• Bugfix: Entity.flushChanges() and Entity.delete() throw SQLException instead of UndeclaredThrowableException when SQL execution fails.
• Update documentation for insertOrUpdate and bulkInsertOrUpdate by @ipalo in https://github.com/kotlin-orm/ktorm/pull/501

New Contributors

• @k163377 made their first contribution in https://github.com/kotlin-orm/ktorm/pull/527
• @qumn made their first contribution in https://github.com/kotlin-orm/ktorm/pull/560
• @ipalo made their first contribution in https://github.com/kotlin-orm/ktorm/pull/501
• @HC-224 made their first contribution in https://github.com/kotlin-orm/ktorm/pull/525
• @AlexRiedler made their first contribution in https://github.com/kotlin-orm/ktorm/pull/564

Full Changelog: https://github.com/kotlin-orm/ktorm/compare/v4.0.0...v4.1.0