RANK, ROW_NUMBER & Running Totals — Window Functions Explained | DB Mastery Series EP 08
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RANK, ROW_NUMBER & Running Totals — Window Functions Explained | DB Mastery Series EP 08
6 просмотров · Трансляция закончилась 6 месяцев назад
Parottasalna
2,39 тыс. подписчиков
6 просмотров · Трансляция закончилась 6 месяцев назад
🚀 Master Database with 5 DB's — Episode 08
This session unlocks one of SQL's most powerful analytical tools — window functions!
📌 What you'll learn in this episode:
RANK(), DENSE_RANK(), and ROW_NUMBER() for ranking data
Aggregate window functions — running totals, moving averages
PARTITION BY and ORDER BY inside window functions
Real-world use cases: top-N per group, leaderboards, trend analysis
This is Episode 08 of our multi-part series — now that you can join tables, it's time to level up with advanced analytical queries!
🔔 Subscribe and turn on notifications so you don't miss the next episode!
📚 Series: Master Database with 5 DB's
🎯 Databases covered: PostgreSQL | Redis | Neo4j | MongoDB | TimescaleDB
#PostgreSQL #Database #WindowFunctions #SQL #BackendDevelopment #LearnDatabase #DBSeries