CREATE TABLE table_train_237 ("id" INT, "fasting_c_peptide" FLOAT, "fasting_plasma_glucose" INT, "smoking" BOOLEAN, "body_mass_index_bmi" FLOAT, "serum_25_oh_d_levels" INT, "NOUSE" FLOAT)

smokes tobacco;
SELECT * FROM table_train_237 WHERE smoking = 1
SELECT * FROM "table_train_237" WHERE "smoking" = 1