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Monthly Sales Summary by Category

EasySQL · PostgreSQL00:00
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Your question is Monthly Sales Summary by Category. Start with the requirements and the one table on the right.

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Problem

NovaCart wants a simple monthly sales summary from a single transactions table. Write a SQL query to aggregate completed sales for January 2024 by product category.

Requirements

  1. Return category, transaction_count, and total_sales for rows where status = 'completed' and transaction_date is in January 2024.
  2. Group results by category and order by total_sales descending.

Schema

transactions
ColumnTypeDescription
idPKINTUnique transaction identifier
categoryVARCHAR(50)Product category for the transaction
amountDECIMAL(10,2)Transaction amount
statusVARCHAR(20)Transaction processing status
transaction_dateDATEDate when the transaction occurred
sales_repVARCHAR(100)Sales representative associated with the transaction
Tablestransactions
Your solutionPostgreSQL
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