Dataserialisatie (Avro, Protocol Buffers/Protobuf) is een begrip binnen de industriële digitalisering en event streaming, messaging & integratie.
Definitie
Dataserialisatie is het proces van het omzetten van data-objecten en -structuren naar een formaat dat efficiënt kan worden opgeslagen, getransmitteerd en later gereconstrueerd. In industriële toepassingen zijn Avro en Protocol Buffers (Protobuf) populaire serialisatie-formaten die compacte, schema-evolving en cross-platform compatible data-uitwisseling mogelijk maken.
Kenmerken
- Schema evolution: Backward en forward compatibility bij data structure changes
- Compact binary format: Efficient bandwidth utilization voor high-volume data streams
- Cross-platform support: Language-agnostic data exchange (Java, C++, Python, etc.)
- Type safety: Compile-time validation van data structure conformance
- Fast serialization/deserialization: High-performance encoding/decoding
- Self-describing data: Schema information embedded or referenced in serialized data
- Compression friendly: Binary formats optimized voor additional compression
- Code generation: Automatic class generation van schema definitions
Toepassing
IIoT data streaming:
- Sensor networks: Efficient transmission van high-frequency sensor readings
- Machine data collection: Structured machine status, performance metrics
- Telemetry data: Compact encoding van diverse measurement types
- Edge-to-cloud communication: Bandwidth optimization voor remote connectivity
Real-time event streaming:
- Production events: Machine start/stop, quality measurements, alarms
- Kafka message format: Schema-managed event serialization
- UNS data exchange: Standardized data formats across systems
- Microservices communication: Service-to-service data exchange
Data persistence en archiving:
- Historian storage: Efficient long-term data storage formats
- Time-series databases: Optimized encoding voor temporal data
- Data lakes: Schema-on-read architectures using serialized data
- Backup and recovery: Compact data archiving formats
System integration:
- MES-ERP integration: Structured business data exchange
- API data formats: REST/gRPC service data serialization
- Configuration management: System configuration distribution
- Firmware updates: Device software distribution via serialized packages
Gerelateerde begrippen
Verwante termen:
- Message broker - Infrastructure often using serialized message formats
- Apache Kafka - Streaming platform commonly using Avro serialization
- Data normalisatie - Data standardization complementing serialization
- Unified Namespace - Architecture requiring standardized data formats
Verwante concepten:
- API - Service interfaces using serialized data exchange
- ETL - Data processing pipelines using serialization
- Microservices - Distributed architecture requiring efficient serialization
- Schema Registry - Centralized management van serialization schemas
Bronnen
- Apache Avro - Data serialization system met rich schema evolution
- Google Protocol Buffers - Language-neutral, platform-neutral serialization
- Apache Thrift - Software framework voor scalable cross-language services
- MessagePack - Efficient binary serialization format
- FlatBuffers - Zero-copy serialization library by Google
- Cap’n Proto - Infinitely fast serialization protocol
- Apache Kafka Schema Registry - Schema management voor Avro en other formats
- gRPC - High-performance RPC framework using Protocol Buffers
- JSON Schema - Schema specification voor JSON serialization
- OPC UA Information Modeling - Industrial data serialization standards
← Terug naar Event streaming, messaging & integratie kaart