New Features in MarkLogic 11This chapter describes the new features in MarkLogic 11.New Look and Feel and Improved AccessibilityGraphQLOptic GeospatialOptic Update (technology preview)Adaptive Memory Algorithms for Optic Sorts and JoinsOther Optic ImprovementsStorage Failure Detection and FailoverEnhanced Health Check MonitoringHTTP Compression and ChunkingUNNEST in Optic and SQLNew CTS Document QueriesOAuth 2.0 External AuthenticationEncryption Key for Database BackupsXDQP Certificate ManagementLDAP Performance Improvementcts:estimate() in XQueryInstall on macOS Running on Apple M1 ProcessorsUpdated S3 Interface Layer