CREATE TABLE table_train_201 ("id" NUMBER, "blood_pressure_bilaterally" BOOLEAN, "creatinine_clearance_cl" FLOAT, "total_cholesterol" NUMBER, "smoking" BOOLEAN, "triglyceride_tg" FLOAT, "NOUSE" FLOAT)

total cholesterol greater than 300 mg / dl
SELECT * FROM table_train_201 WHERE total_cholesterol >= 300
SELECT * FROM "table_train_201" WHERE "total_cholesterol" >= 300