CREATE TABLE table_train_212 ("id" NUMBER, "pregnancy_or_lactation" BOOLEAN, "postmeal_c_peptide" FLOAT, "chemotherapy" BOOLEAN, "liver_disease" BOOLEAN, "alcohol_abuse" BOOLEAN, "NOUSE" FLOAT)

pregnancy
SELECT * FROM table_train_212 WHERE pregnancy_or_lactation = 1
SELECT * FROM "table_train_212" WHERE "pregnancy_or_lactation" = 1