Another Meta / Facebook SQL Interview Question for Data Scientists / Analysts (StrataScratch 2086)

Solution and walkthrough of a real SQL interview question for Data Scientist and Data Analyst technical coding interviews. This question was asked by Meta (Facebook) and is called “Number of Conversations“. Try this question on StrataScratch: Find me on LinkedIn: 0:00 Intro 0:07 UNION Solution 8:26 CASE WHEN Solution 10:31 Outro Playlists: StrataScratch SQL Coding Questions: LeetCode database SQL problems: LeetCode easy SQL problems: LeetCode medium SQL problems: LeetCode hard SQL problems: