DROP TABLE IF EXISTS default_constraints; CREATE TABLE default_constraints ( x UInt8, y UInt8 DEFAULT x + 1, CONSTRAINT c CHECK y < 5 ) ENGINE = Memory; INSERT INTO default_constraints (x) SELECT number FROM system.numbers LIMIT 5; -- { serverError 469 } INSERT INTO default_constraints (x) VALUES (0),(1),(2),(3),(4); -- { serverError 469 } SELECT y, throwIf(NOT y < 5) FROM default_constraints; SELECT count() FROM default_constraints; DROP TABLE default_constraints; CREATE TEMPORARY TABLE default_constraints ( x UInt8, y UInt8 DEFAULT x + 1, CONSTRAINT c CHECK y < 5 ); INSERT INTO default_constraints (x) SELECT number FROM system.numbers LIMIT 5; -- { serverError 469 } INSERT INTO default_constraints (x) VALUES (0),(1),(2),(3),(4); -- { serverError 469 } SELECT y, throwIf(NOT y < 5) FROM default_constraints; SELECT count() FROM default_constraints;