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Questions tagged snowflake · medium
Explain the differences between Data Warehouse, Data Lake, and Delta Lake
Can you explain the difference between OLTP and OLAP?
When would you choose a Snowflake schema over a Star schema?
What is the difference between OLTP and OLAP?
How would you monitor and reduce disk-based queries (disk spilling)?
Identify the top 5 customers with the highest purchases in the last quarter.
Grouping and aggregation functions?
Write a Python program to calculate total spending, identify top 5 users by spending, and find the most purchased product
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