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SQL Mastery
20 advanced SQL lessons — window functions, recursive CTEs, optimization, indexing, JSON, arrays. Asked at Google, Amazon, Meta.
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What You Will Learn
Win
Window Functions
CTE
Recursive CTEs
Piv
PIVOT/UNPIVOT
JSON
JSON Processing
Gap
Gap & Island
Idx
Indexing
Opt
Optimization
Mat
Materialized Views
All Lessons (40)
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- ⭐Sql Advanced Window Deep
- ⭐Window Functions Advanced
- ⭐Recursive Ctes
- ⭐Sql Advanced Recursive Cte
- ⭐Query Optimization Cost Model
- ⭐Sql Advanced Pivot Unpivot
- ⭐Indexing Strategies
- ⭐Sql Advanced Lateral Join
- ⭐Sql Advanced Temporal Queries
- ⭐Transaction Isolation
- ⭐Sql Advanced Json
- ⭐Sql Analytical Patterns
- ⭐Sql Advanced Arrays
- ⭐Temporal Tables
- ⭐Sql Advanced Analytic Functions
- ⭐Sql Json Operations
- ⭐Sql Advanced Gap Island
- ⭐Sql Merge Upsert
- ⭐Sql Advanced Running Totals
- ⭐Window Frame Clause
- ⭐Sql Advanced Query Optimization
- ⭐Sql Graph Queries
- ⭐Sql Advanced Index Strategies
- ⭐Sql Pivot Unpivot
- ⭐Sql Advanced Partition Pruning
- ⭐Sql Explain Analyze
- ⭐Sql Advanced Statistics
- ⭐Sql Partitioning Advanced
- ⭐Sql Advanced Concurrent
- ⭐Sql Common Table Patterns
- ⭐Sql Advanced Materialized
- ⭐Sql Approximate Queries
- ⭐Sql Advanced Stored Procedures
- ⭐Sql Window Aggregates
- ⭐Sql Advanced Dynamic Sql
- ⭐Sql Metadata Queries
- ⭐Sql Advanced Data Modeling
- ⭐Sql Performance Patterns
- ⭐Sql Advanced Data Types
- ⭐Sql Advanced Interview Patterns