JavaScript is required to use this application. Please enable JavaScript in your browser settings or disable any extensions that may be blocking scripts.
Questions tagged sql
What are the pros and cons of using a data lake on AWS, GCP, or Azure?
What is Azure Data Lake Storage (ADLS) Gen2, and how does it differ from Blob Storage?
Which AWS services do you use for data ingestion and processing?
APPLY Operator - CROSS APPLY and OUTER APPLY
Calculate a 7-day moving average of clicks for each user_id
Calculate a 7-day moving average of orders for each city in the Swiggy database.
Calculate cumulative sales for each product in each store, ordered by sale_date
Calculate the average session duration per user for the Expedia website.
Get the complete 1,800+ question library with detailed, expert-level answers covering SQL, Spark, System Design, Python, Cloud, and Behavioral topics.