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PluralSight – Group and Aggregate Data with SQL in PostgreSQL 2026

PluralSight – Group and Aggregate Data with SQL in PostgreSQL 2026
English | Tutorial | Size: 194.02 MB


Analyze data in PostgreSQL using aggregation, GROUP BY, conditional logic, and window functions. Learn how to summarize data correctly, avoid common grouping errors, and preserve row-level detail for real-world analytics.

PluralSight – Ubuntu Linux Administration: User and Group Management

PluralSight – Ubuntu Linux Administration: User and Group Management
English | Tutorial | Size: 366.1 MB


If you manage a shared access Linux server, you’ll need to work with user and group accounts. This course will teach you the fundamental skills in managing local identities in Linux.