Warehouse Operations Analytics · Mission 8 of 30Easy

Top SKUs by pick frequency

GROUP BY with COUNT and LIMIT

The Brief

Sam ParkSlotting Analystwarehouse-ops

Top 10 SKUs by pick task count. Show sku_id and pick_count.

You'll practice

GROUP BYLIMIT

Tables & columns available

fact_pick_tasksfact12 columns
ColumnTypeKey
task_idINTPK
order_idINT
sku_idINTFK → dim_skus
zone_idINTFK → dim_zones
worker_idINTFK → dim_workers
wave_idINT
shiftTEXT
pick_start_tsTEXT
pick_end_tsTEXT
qty_requestedINT
qty_pickedINT
pick_error_flagINT

Hints (3)

Each hint you reveal reduces the XP you can earn. Try the query first.

Hint 1

Rank SKUs by how often they appear in the pick fact — group, count, sort, cap.

Hint 2

COUNT(*) of pick tasks.

Hint 3

ORDER BY DESC, LIMIT 10.