SQL exercises on hospital Database: Find the names of all the physicians performed a medical procedure but they are not ceritifed to perform

SQL hospital Database: Exercise-31 with Solution

31. From the following tables, write a SQL query to find all those physicians who performed a medical procedure, but they are not certified to perform. Return Physician name as "Physician".

Sample table: physician

Sample table: undergoes

Sample table: trained_in

Sample Solution:

SELECT name AS "Physician"
FROM physician
WHERE employeeid IN
    ( SELECT undergoes.physician
     FROM undergoes
     LEFT JOIN trained_In ON undergoes.physician=trained_in.physician
     AND undergoes.procedure=trained_in.treatment
     WHERE treatment IS NULL );

Sample Output:

    Physician
------------------
 Christopher Turk
(1 row)

Practice Online

E R Diagram of Hospital Database:

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Previous: From the following tables, write a SQL query to get a) name of the patient, b) name of the physician who is treating him or her, c) name of the nurse who is attending him or her, d) which treatement is going on to the patient, e) the date of release, f) in which room the patient has admitted and which floor and block the room belongs to respectively.
Next: From the following tables, write a SQL query to find all the physicians, their procedure, date when the procedure was carried out and name of the patient on which procedure have been carried out but those physicians are not certified for that procedure. Return Physician Name as "Physician", Procedure Name as "Procedure", date, and Patient. Name as "Patient".