Apache Polaris vs Project Nessie vs Unity Catalog OSS — branching, multi-engine federation, AuthN/AuthZ, and the right Iceberg catalog for production lakehouses in 2026.
Step-by-step production tutorial for bridging MQTT to Kafka with the Lenses MQTT Source connector — schema mapping, QoS handling, Sparkplug B decoding, and HA topology.
Crossplane Composition Functions (v1.14+) deep dive — Pipeline Mode, KCL/Python/Go runtimes, building self-service IDP abstractions, and when functions beat raw patches.
OPC UA Pub/Sub architecture compared — UDP UADP for deterministic LAN delivery vs MQTT for cloud-friendly fan-out. Mappings, message security, and when each wins.
ISA-100.11a vs WirelessHART head-to-head — TSCH MAC, 802.15.4 PHY, security architecture, gateway models, and how to choose for process automation networks.
Working tutorial — build a production-grade real-time asset tracking system with MQTT 5.0, InfluxDB 3.0, and a lightweight geofencing engine. Code, Docker, Grafana included.
AAS architecture — how Asset Administration Shell submodels, IDTA specs, and Industry 4.0 digital nameplates standardize digital twins across OEMs, PLCs, and ERP systems.
How ISO 19650 BIM standards feed construction digital twins — CDE architecture, IFC 4.3 data models, and the handover from design BIM to operational asset twin.