. Advanced SQL Features
Use CTEs, window functions, and JSONB querying for advanced PostgreSQL workloads.
Common Table Expressions (CTEs)
Choose and apply PostgreSQL CTE patterns to structure complex queries while protecting data quality, storage efficiency, and query performance. Focus: Common Table Expressions (CTEs).
Recursive CTE Patterns
Choose and apply PostgreSQL recursive CTE patterns to traverse hierarchies while protecting data quality, storage efficiency, and query performance. Focus: Recursive CTE Patterns.
Temporary Tables
Choose and apply PostgreSQL temporary tables to stage intermediate datasets while protecting data quality, storage efficiency, and query performance. Focus: Temporary Tables.
Window Functions
Choose and apply PostgreSQL window functions to compute rankings, running totals, and deltas without collapsing detail rows, while protecting correctness and performance. Focus: Window Functions.
JSONB Querying and Indexing
Choose and apply PostgreSQL jsonb querying patterns and indexing strategies (GIN/expression/partial) to keep semi-structured workloads fast and maintainable. Focus: JSONB Querying and Indexing.