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Book synopsis

Reactive Publishing

Master SQL the way data professionals actually use it.

Whether you're a data analyst, BI developer, data scientist, or database engineer, SQL remains the essential language for unlocking insights from data. SQL for Data Professionals: From Basic Queries to Complex Analytics, Window Functions, and Performance Tuning delivers a practical, hands-on guide that takes you from foundational skills to advanced techniques used in real-world environments.

What You'll Learn:

• Solid SQL Fundamentals: Write clean, efficient queries using SELECT, JOINs, subqueries, and aggregations.
• Complex Analytics: Build powerful reports with CTEs, advanced grouping, and multi-level analysis.
• Window Functions Mastery: Leverage ROW_NUMBER, RANK, LAG, LEAD, running totals, moving averages, and percentile calculations to solve analytical challenges elegantly.
• Performance Tuning: Diagnose slow queries, optimize indexes, understand execution plans, and apply best practices that dramatically improve database speed and scalability.
• Real-World Patterns: Work with common data modeling scenarios, date/time intelligence, string manipulation, and pagination techniques used in production systems.

This book emphasizes clarity over complexity. Every concept is reinforced with practical examples, clear explanations, and progressively challenging exercises that mirror the demands of modern data roles. Code samples are written for widely used databases including PostgreSQL, SQL Server, and MySQL, making the skills immediately transferable.

Ideal for:

• Analysts and developers who want to move beyond basic reporting
• Professionals preparing for technical interviews or certifications
• Teams looking to standardize SQL best practices across projects

Clear. Practical. Professional.

Elevate your SQL skills and become the go-to data expert on your team.

Book details

• Full title: SQL for Data Professionals
• Subtitle: From Basic Queries to Complex Analytics, Window Functions, and Performance Tuning
• Author: Samantha R. Prescott, Alice Schwartz
• Language: English
• Binding: Paperback
• Number of pages: 522
• EAN: 9798180743442
• ID: 52833921
• Publisher: Independently published
• Weight: 625 g
• Dimensions: 229 × 152 × 33 mm
• Date of publishing: 09. June 2026

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