Access defied when CREATE VIIEW v1 AS SELECT DEFAULT(column) FROM t1

DROP TABLE IF EXISTS t1;

CREATE TABLE t1 (a INT DEFAULT 10);

DROP VIEW IF EXISTS v1,v2;

CREATE VIEW v1 AS SELECT a AS a FROM t1;

CREATE VIEW v2 AS SELECT DEFAULT(a) AS a FROM t1;

ERROR 1143 (42000): create view command denied to user 'root'@'localhost' for column 'a' in table 'v2'

CREATE VIEW v2 AS SELECT VALUES(a) AS a FROM t1;