CREATE TABLE table_test_20 ("id" NUMBER, "ejection_fraction_ef" NUMBER, "anemia" BOOLEAN, "gender" CLOB, "bleeding" NUMBER, "systolic_blood_pressure_sbp" NUMBER, "left_main_coronary_artery_stenosis" NUMBER, "hemoglobin_a1c_hba1c" FLOAT, "renal_disease" BOOLEAN, "creatinine_clearance_cl" FLOAT, "prior_creatinine" FLOAT, "diastolic_blood_pressure_dbp" NUMBER, "hypertension" BOOLEAN, "age" FLOAT, "NOUSE" FLOAT)

history of bleeding disorder
SELECT * FROM table_test_20 WHERE bleeding = 1
SELECT * FROM "table_test_20" WHERE "bleeding" = 1