Understand the pitfall of I/O saturation symptom caused by insanely simple queries in ClickHouse and StarRocks. Learn the best practice of physical data modeling and query shape for decent QPS analytical workloads.
Understand the 'heatmap' of Snowflake costs and how to focus on the most impactful areas (compute/warehouse allocation, highly-skewed workload, SQL craftsmanship, migration to other engines, operational intelligence) with effective mitigations.