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create table students ( record_book numeric( 5 ) NOT NULL, name text NOT NULL, doc_ser numeric( 4 ), doc_num numeric( 6 ), PRIMARY KEY ( record_book ) ); create table progress ( record_book numeric( 5 ) NOT NULL, subject text NOT NULL, acad_year text NOT NULL, term numeric (1) NOT NULL CHECK ( term = 1 OR term = 2 ), mark numeric( 1 ) NOT NULL CHECK ( mark >=3 AND mark <=5 ) DEFAULT 5, foreign key ( record_book ) references students ( record_book ) on delete cascade on update cascade ); INSERT INTO students ( record_book, name, doc_ser, doc_num ) VALUES ( 12300, 'Иванов Иван Иванович', 0402, 543281 ); ALTER TABLE progress add column test_form varchar NOT NULL; ALTER TABLE progress add check ((test_form = 'экзамен' and mark IN (3, 4, 5)) OR (test_form = 'зачет' and mark IN (0, 1, 5)) ); --ВОТ ТУТ ВЫДАЕТ ОШИБКУ INSERT INTO progress (record_book, subject, acad_year, test_form, term, mark) VALUES (12300, 'информатика', '1', 'зачет', 1, 5);