{ "item_title" : "Advanced SQL Mastery", "item_author" : [" Ryan J. Mercer "], "item_description" : "Most people learn SQL at the surface level. They can select rows, join tables, and filter records. Then the real world hits.Queries slow down. Reports break. Dashboards crawl. Business logic gets buried in messy scripts. Indexes exist, but nobody knows if they are helping. Stored procedures grow into dark little caves. The database becomes less like a tool and more like a locked room.Advanced SQL Mastery is built for readers who already know the basics and want to step into the serious work: faster queries, cleaner logic, stronger data models, and real-world analytics systems that can hold up under pressure.Inside, you will learn how to: Write cleaner high-performance queriesUse joins, subqueries, CTEs, and window functions with purposeUnderstand indexing without getting buried in theoryOptimize slow reports and heavy dashboardsBuild views that simplify messy business logicUse stored procedures without creating chaosDesign analytics queries for real business questionsAvoid common performance traps that quietly kill databasesThink like a database professional, not just a query writerThis book keeps the language clear, practical, and direct. No bloated academic lectures. No endless theory dumps. Just the skills that matter when SQL leaves the classroom and enters production.For analysts, developers, students, BI professionals, and anyone ready to move beyond beginner SQL, this guide gives you the next level.Build sharper queries. Read execution problems faster. Make the database work with you instead of against you.Advanced SQL Mastery is where basic SQL ends and real database skill begins.", "item_img_path" : "https://covers4.booksamillion.com/covers/bam/9/79/818/622/9798186227267_b.jpg", "price_data" : { "retail_price" : "19.99", "online_price" : "19.99", "our_price" : "19.99", "club_price" : "19.99", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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