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SQL Query for Shipments Per Day
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SQL Query for Shipments Per Day

EasySQL · PostgreSQL

Problem

Write a SQL query to find the total number of shipments processed per day over the last month for Fedex Services.

Use the previous calendar month as the reporting period. A shipment counts once per day, even if it has multiple processed events.

Output

  1. One row per day with at least one processed shipment.
  2. Columns: processed_date and shipment_count.
  3. Sort by processed_date ascending.

Schema

shipments
ColumnTypeDescription
shipment_idPKINTUnique shipment identifier
tracking_numberVARCHAR(30)Shipment tracking number
service_typeVARCHAR(30)FedEx shipment service type
shipment_processing_events
ColumnTypeDescription
event_idPKINTUnique processing event identifier
shipment_idINTShipment associated with the event
statusVARCHAR(20)Processing status recorded for the event
processed_atTIMESTAMPTimestamp when the event was recorded
Tablesshipmentsshipment_processing_events
Interviewer

Your question is SQL Query for Shipments Per Day. Start with the requirements and the two tables in the Question tab.

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