[SQL문제풀기] Patients With a Condition

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Nov 20, 2025
[SQL문제풀기] Patients With a Condition
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문제MySQL

문제

Patients With a Condition - LeetCode
Can you solve this real interview question? Patients With a Condition - Table: Patients +--------------+---------+ | Column Name | Type | +--------------+---------+ | patient_id | int | | patient_name | varchar | | conditions | varchar | +--------------+---------+ patient_id is the primary key (column with unique values) for this table. 'conditions' contains 0 or more code separated by spaces. This table contains information of the patients in the hospital.   Write a solution to find the patient_id, patient_name, and conditions of the patients who have Type I Diabetes. Type I Diabetes always starts with DIAB1 prefix. Return the result table in any order. The result format is in the following example.   Example 1: Input: Patients table: +------------+--------------+--------------+ | patient_id | patient_name | conditions | +------------+--------------+--------------+ | 1 | Daniel | YFEV COUGH | | 2 | Alice | | | 3 | Bob | DIAB100 MYOP | | 4 | George | ACNE DIAB100 | | 5 | Alain | DIAB201 | +------------+--------------+--------------+ Output: +------------+--------------+--------------+ | patient_id | patient_name | conditions | +------------+--------------+--------------+ | 3 | Bob | DIAB100 MYOP | | 4 | George | ACNE DIAB100 | +------------+--------------+--------------+ Explanation: Bob and George both have a condition that starts with DIAB1.
Patients With a Condition - LeetCode

MySQL

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select patient_id, patient_name, conditions from Patients where conditions like 'DIAB1%' or conditions like '% DIAB1%';
 
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