SQL

Write a SQL query for the average transaction amount for customers who have made more than 10 purchases in the last 90 days.

Data Scientist

Square

Netflix

Snap

Dropbox

Samsara

Zalando

Answers

Anonymous

6 months ago

SELECT customer_id,
AVG(transaction_amount) AS avg_transaction_amount
FROM transactions WHERE transaction_date >= CURRENT_DATE - INTERVAL '90 days'
GROUP BY customer_id
HAVING COUNT(transaction_id) > 10;

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Write a SQL query for the average transaction amount for customers who have made more than 10 purchases in the last 90 days.

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