關於「MySQL ALTER TABLE ADD COLUMN」標籤，搜尋引擎有相關的訊息討論：

MySQL 8.0 Reference Manual :: 13.1.9 ALTER TABLE Statementdev.mysql.com › doc › refman › alter-tableMySQL 5.7 Reference Manual :: 13.1.8 ALTER TABLE Statementdev.mysql.com › doc › refman › alter-table13.1.9.2 ALTER TABLE and Generated Columnsdev.mysql.com › doc › refman › alter