Database Backup and Recovery Strategies
Database backup and recovery strategies: full, incremental, differential local, and cloud storage scheduled backups redundant copies; regular recovery testing point-in-time restore.
Data, Databases & Scripting
Working with CSV and JSON Files in Scripts
Developer working with CSV and JSON files: code editor, terminal, CSV/JSON icons, arrows showing conversion and parsing, scripts automating data processing tasks for ETL workflows.
How to Query Data Efficiently Using SQL Joins
Illustration showing SQL joins concept: tables with matching keys, INNER, LEFT, RIGHT, FULL joins, query flow, indexes and execution plan icons highlighting efficient data retrieval
SQL vs NoSQL Databases: Key Differences Explained
Image comparing SQL vs. NoSQL: SQL - fixed schema, relational tables, ACID; NoSQL - flex schemas, horizontal scaling, document/key-value/graph models, use cases, trade-offs, notes.