# Optimizations for Derived Tables

- [Condition Pushdown into Derived Table Optimization](/docs/server/ha-and-performance/optimization-and-tuning/query-optimizations/optimizations-for-derived-tables/condition-pushdown-into-derived-table-optimization.md)
- [Derived Table Merge Optimization](/docs/server/ha-and-performance/optimization-and-tuning/query-optimizations/optimizations-for-derived-tables/derived-table-merge-optimization.md)
- [Derived Table with Key Optimization](/docs/server/ha-and-performance/optimization-and-tuning/query-optimizations/optimizations-for-derived-tables/derived-table-with-key-optimization.md)
- [Lateral Derived Optimization](/docs/server/ha-and-performance/optimization-and-tuning/query-optimizations/optimizations-for-derived-tables/lateral-derived-optimization.md): Documents Lateral Derived Optimization, also referred to as Split Grouping Optimization or Split Materialized Optimization.
- [Split Materialized Optimization](/docs/server/ha-and-performance/optimization-and-tuning/query-optimizations/optimizations-for-derived-tables/split-materialized-optimization.md)