What is the relationship between a Query Profile and a virtual warehouse?
What is the relationship between a Query Profile and a virtual warehouse?
A Query Profile can help users right-size virtual warehouses. It provides detailed information about query performance and resource utilization, which can be used to adjust the size and configuration of virtual warehouses for optimal performance and cost efficiency.
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It's crucial to monitor both local and remote disk spillage. In Snowflake, when a warehouse cannot fit an operation in memory, it starts spilling data first to the local disk of a warehouse node, and then to remote storage. This process, called disk spilling, leads to decreased performance and can be seen in the query profile as "Bytes spilled to local/remote storage." https://www.chaosgenius.io/blog/snowflake-warehouse-sizes/