🗄️ Database Guides

Master database design, modeling, and management. Learn SQL, NoSQL, optimization techniques, and best practices for data storage.

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Available Guides
SQL
Structured Query Language
NoSQL
Modern Database Solutions

🎯 Core Database Concepts

📊 Design

ERD modeling and schema design

🔍 Querying

SQL operations and data retrieval

⚡ Performance

Indexing and query optimization

🔒 Security

Access control and data protection

📚 Available Guides

ERD - Entity Relationship Diagrams

Entity Relationship Diagrams and database design fundamentals

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⚖️ SQL vs NoSQL

🏗️ SQL Databases

  • • Structured data with predefined schema
  • • ACID compliance and transactions
  • • Complex queries and joins
  • • Examples: MySQL, PostgreSQL, SQL Server

🚀 NoSQL Databases

  • • Flexible schema and unstructured data
  • • Horizontal scaling and performance
  • • Document, key-value, graph stores
  • • Examples: MongoDB, Redis, Cassandra

🎯 Recommended Learning Path

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Start with database fundamentals and ERD modeling
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Learn SQL basics and query construction
3
Master normalization and database design principles
4
Explore NoSQL databases and optimization techniques