~/talk

Apache Spark Declarative Pipelines in Action

Talkat Berlin Buzzwords 2026 · 2026-06-07..06-09· [data-engineering]
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Spark 4.1 Declarative Pipelines replace imperative glue code with declarative configs and runs pipelines that auto-handle validation, dependencies, retries and parallelism. The demo wires a 3-line streaming tables ingestion to a SQL materialized views aggregation over live ADS‑B data from tens of thousands of aircraft using an open‑sourced OpenSky data source, built in under 30 minutes; the managed demo ingests ~3,500 records and can run continuously, scheduled, or in real‑time (sub‑second) mode.

AI-written summary · about

  1. 0:00Introduction and motivation
  2. 7:21Why declarative pipelines
  3. 14:45Streaming tables and materialized views
  4. 22:30Live demo of flights pipeline
  5. 33:01Managed service and governance
  6. 35:47AI-assisted pipeline generation
  7. 37:14Real-time mode and advanced use cases
  8. 40:01Q&A on batch vs streaming
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