105_Marketing Campaign Success_Advanced (stratascratch).sql 106_Find the total number of downloads for paying and non-paying users by date (stratascratch).sql 107_number of shipments per month ...
Find the number of times the words 'bull' and 'bear' occur in the contents. We're counting the number of times the words occur so words like 'bullish' should not be included in our count. Output the ...
Solved an interesting SQL challenge on StrataScratch today: "Write a query to calculate the longest period (in days) that the company has gone without hiring anyone. Also, calculate the longest period ...
Recently, I came across StrataScratch, and it genuinely feels like the LeetCode for data scientists📉📊. What stands out is the focus on practical SQL and Python problems that closely resemble real ...
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