~/talk

Migrating a Data Mart from Teradata to Greenplum

on YouTube 36m
TalkinRussianat HighLoad++ 2023 · 2023-11-27..11-28· [databases, data-engineering]

speaker

name:Stanislav Sviridenko
links:none on file

resources

video:https://youtu.be/91H76-VKp2s
slides:none on file

summary

Describes migrating a data warehouse from Teradata to Greenplum, covering challenges beyond code conversion and data transfer such as subtle behavioral differences and compatibility issues. Explains practical steps and non-obvious nuances encountered during the migration process and how they were addressed.

AI-written summary · about

chapters (7)

  1. 0:00Introduction
  2. 6:42Schema and roles setup
  3. 10:18Orchestrator and DevOps setup
  4. 13:53Production data load
  5. 17:05Load testing and optimization
  6. 21:53Migration results
  7. 35:29Q&A

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