From transactions, return transaction_id, total_amount, and SUM(total_amount) OVER (ORDER BY transac

A medium SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.

Domain

SQL

Difficulty

medium

Problem

From transactions, return transaction_id, total_amount, and SUM(total_amount) OVER (ORDER BY transaction_date ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS running_total. Order by transaction_date, transaction_id.

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