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Data · Wednesday, 24 June 2026 · Issue 25 · 9 stories

Half of adults can’t afford healthcare

Data Engineering

Postgres‑native Iceberg tiering removes ETL bottlenecks

ColdFront lets PostgreSQL store recent rows natively while archiving older data to an Apache Iceberg lake, all behind a single SQL surface. The extension rewrites DML to the correct tier, removing the need for separate ETL pipelines and enabling transparent hot‑cold queries directly from Postgres.

github.com ↗8 min read at source

Idempotent pipelines stop silent duplicate data disasters

A single retry in an Airflow DAG doubled order rows, exposing how silent duplicates slip past logs. The article shows that making each load idempotent guarantees the same end state no matter how many times it runs, eliminating hidden data corruption. Adopt idempotent patterns to keep pipelines reliable.

medium.com ↗11 min read at source

Analytics & Visualization

Netflix uses predictive models to cut content launch delays

Netflix built a statistical model that predicts whether a content title will miss its planned launch date, based on historical delivery data of locked cuts and final IMF assets. By flagging high‑risk titles early, production teams can adjust schedules, reducing last‑minute compression and improving overall launch reliability.

medium.com ↗7 min read at source

ML & AI for Data

Practice & Datasets

You’re caught up.

That was all 9 stories in the 24 June issue.