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Lightning Talks

on YouTube 41m
Lightningat NDC Sydney 2019 · 2019-10-14..10-18· [data-visualization, databases]

speakers

name:Has AlTaiar
links:none on file
name:Michael John Pena
website:https://michaeljohnpena.com
name:Negar Ghanbari
links:none on file
name:Vatsalya Goel
links:none on file

resources

video:https://youtu.be/3_zCtScT05Y
slides:none on file

summary

Fast, specific takeaways: Power BI techniques that actually change outcomes — use themes and bookmarks, tooltips/drill-through and reusable templates to craft emotion-driven narratives rather than drowning viewers in charts. NoSQL design rules: know access patterns, model relations with ER diagrams, favor a one-table pattern using partition and sort keys plus a secondary index — illustrated with a booking system that answers all queries without joins. Blockchain vs AI: deterministic ledgers, probabilistic ML, smart contracts as state transitions, edge models on-chain. Open source risk: the 1.3 million users event‑stream compromise and mitigation with Snyk and Dependabot plus advisories and secure maintainer workflows.

AI-written summary · about

chapters (4)

  1. 0:00Talk 1: Let the Data Tell the Story - Has AlTaiar
  2. 10:35Talk 2: Design non-relational database in a relational world - Negar Ghanbari
  3. 23:29Talk 3: Let's Talk Crazy: Blockchain + AI - Michael John Pena
  4. 31:30Talk 4: The trust in Open Source Software - Vatsalya Goel

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