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SQL for Daily Dock Productivity
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SQL for Daily Dock Productivity

MediumSQL · PostgreSQL

Problem

Write a SQL query to calculate daily dock productivity by facility and rank the top-performing sites at XPO.

Use the provided facility and dock activity data. Exclude incomplete activity records and records with zero labor hours.

Output

  1. Return the top three facilities for each activity date.
  2. Include facility_id, facility_name, activity_date, completed_loads, labor_hours, productivity, and productivity_rank.
  3. Define productivity as completed loads per labor hour. Sort by date, rank, and facility ID.

Schema

facilities
ColumnTypeDescription
facility_idPKINTUnique facility identifier
facility_codeVARCHAR(20)Operational facility code
facility_nameVARCHAR(100)Facility display name
regionVARCHAR(50)Operating region
dock_activity
ColumnTypeDescription
activity_idPKINTUnique dock activity record
facility_idINTReferenced facility
activity_dateDATEDate of dock activity
completed_loadsINTLoads completed during the activity period
labor_hoursDECIMAL(10,2)Dock labor hours recorded for the activity period
Tablesfacilitiesdock_activity
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