ProfessionalHealthcareSQL+20 XP

Threshold Filtering: wait_minutes at least 22

Scenario

You are a data professional working with healthcare data. Prepare a reliable reusable result from clinic_visits for a review.

Question

Show visit_id and wait_minutes only for records where wait_minutes is at least 22. Sort the values from smallest to largest.

Your task

Inspect the provided data and column names
Show visit_id and wait_minutes only for records where wait_minutes is at least 22. Sort the values from smallest to largest.
Run your code and compare the result

WHERE and SortingSQL

Read the simple theory: SQL

Advanced · Record Counting & Duplicate Removal — question 22 of 30

Finish all 30 to earn a certificate

1. Choose your dataset

Pick an industry and a size. Your code and results change to match.

IndustrySize

sql editorclinic_visits

Snippets

💡 Explain my whole code, line by line (hover any word in the editor for a tip)

🌈 In short — no coding words

📂 Opens the "clinic_visits" table→✅ Shows you the answer

Altogether: this query reads your industry table, picks what you need, and shows the answer as rows.

Start typing to see suggestions. Press Enter to use one. Red marks show the line to fix. Drag a bottom corner horizontally and vertically to resize.

Type your code here ↓Tap or click inside the box to start

✍️ Tap here to type

Dataset & schema

clinic_visits

IndustryDataset size

The tiny starter data. Bigger data scrolls.

Fields

visit_id	ward	wait_minutes
V1	Kids	20
V2	Adults	45
V3	Kids	15
V4	Elderly	30

Healthcare practice data only.

attempts: 0

▶ Output terminal

$ Press “Check my answer” — results appear here.

Your next steps

Each item turns green when your answer includes it.

3 left

Reads the correct table
Applies the threshold
Uses the required operation