Build a Spark Data Source API (real streaming)
February 1, 2026 · 3 min · 452 words · pw
Delta storage layout: what’s really on disk
February 1, 2026 · 2 min · 302 words · pw
Delta Table 101: your first table end‑to‑end
February 1, 2026 · 2 min · 328 words · pw
Delta Time Travel: query the past with confidence
February 1, 2026 · 2 min · 315 words · pw
Fix skewed joins in Spark with salting
February 1, 2026 · 4 min · 725 words · pw
Kafka + Spark: your first streaming read
February 1, 2026 · 2 min · 214 words · pw
Kafka 101: your first local topic
February 1, 2026 · 1 min · 211 words · pw
Kafka consumer groups: how work gets split
February 1, 2026 · 1 min · 198 words · pw
PySpark DataFrames: the three daily moves
February 1, 2026 · 2 min · 350 words · pw
Spark local: first run and verification
February 1, 2026 · 1 min · 211 words · pw
Spark partitions: the lever behind performance
February 1, 2026 · 2 min · 259 words · pw