CREATE TABLE person (name CLOB, age NUMBER, city CLOB, gender CLOB, job CLOB)
CREATE TABLE personfriend (name CLOB, friend CLOB, year NUMBER)

What is the age of the doctor named Zach?
SELECT age FROM person WHERE job = 'doctor' AND name = 'Zach'
SELECT "age" FROM "person" WHERE "job" = 'doctor' AND "name" = 'Zach'