Optimizing data models is essential for achieving high performance and cost efficiency in Snowflake. This chapter examines practical strategies for aligning data modeling with query workloads, enhancing storage and retrieval efficiency, and leveraging Snowflake’s advanced features. By understanding your data access patterns, you can select the appropriate modeling style—whether star, snowflake, or hybrid—and apply targeted optimizations, such as clustering keys, materialized views, and search optimization.