🔵 SQL Server Cheat Sheets

Master SQL Server with 21 comprehensive modules covering Foundations, Advanced T-SQL, Performance Tuning, In-Memory OLTP, Security, Backup/Restore, Always On, and Monitoring

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📅 Learning Timeline (42 Weeks)

Weeks 1-2
Overview & Tooling
Data Types, Schema & DDL
CRUD + Filtering + Sorting
Weeks 3-4
Joins, Set Ops & Subqueries
CTE, Recursive CTE & Query Structuring
Window Functions & Analytical Patterns
Weeks 5-6
Advanced Grouping
APPLY, Derived Tables, Temp Tables
Indexing Fundamentals
Weeks 7-8
Advanced Indexing
Execution Plans & Query Optimizer
Statistics & Cardinality Estimation
Weeks 9-10
Locks, Blocking & Isolation Levels
Transactions, Error Handling & Retry
Stored Procedures Design
Weeks 11-12
Functions & Modular SQL
Triggers, Auditing Patterns & Temporal
JSON & XML in SQL Server
Weeks 13-14
Partitioning & Large Data
Security Fundamentals & Backup
Always On & Monitoring

🎯 Practice Projects

Project 1: E-Commerce Analytics Platform
📚 Modules 1-7
Build a comprehensive e-commerce analytics platform with optimized queries, advanced T-SQL features, and performance monitoring.
  • Design normalized database schema with constraints
  • Implement efficient indexing and query optimization
  • Use window functions for sales analytics
  • Monitor performance with execution plans
Project 2: Financial Reporting System
📚 Modules 8-14
Develop a robust financial reporting system with transactions, stored procedures, and in-memory optimizations for high-performance calculations.
  • Implement transaction management with error handling
  • Create stored procedures for complex financial calculations
  • Use in-memory tables for real-time aggregations
  • Build retry patterns for resilient operations
Project 3: Enterprise Data Warehouse
📚 Modules 15-21
Construct an enterprise-grade data warehouse with partitioning, security, high availability, and comprehensive monitoring.
  • Implement table partitioning for large datasets
  • Set up security with least privilege principles
  • Configure Always On availability groups
  • Monitor performance with DMVs and Extended Events

📚 Resources & Tools

Microsoft SQL Server Docs
Official Microsoft documentation with complete API reference and guides for SQL Server.
→ docs.microsoft.com/sql
SQL Server Management Studio
Integrated environment for managing SQL Server databases and writing queries.
→ download SSMS
Azure SQL Database
Cloud-based SQL Server with managed services and modern development features.
→ azure.microsoft.com
SQL Server Central
Community forum for SQL Server professionals with articles and discussions.
→ sqlservercentral.com
Brent Ozar's Tools
Free SQL Server monitoring and performance tuning tools.
→ brentozar.com
Redgate SQL Toolbelt
Comprehensive suite of SQL Server development and administration tools.
→ red-gate.com