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Questions tagged sql
Find top 3 products sold based on total quantity.
Given the data with id, name, and department, how would you calculate how many employees are in each department?
How would you optimize a slow-running SQL query?
How would you model hierarchical data in a relational database?
How would you monitor and reduce disk-based queries (disk spilling)?
Identify the top 5 customers with the highest purchases in the last quarter.
Identify who is a manager and who is not.
Lakehouse vs. Warehouse
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