单列的mysql multiple not运算符

Question

如何对单列进行多个NOT操作的MySql SELECT？

Example:-

WHERE column != 'a' column != 'b' column != 'c'

Answer 1

您遗漏了AND

WHERE column != 'a' AND column != 'b' AND column != 'c'

Answer 2

你也可以使用NOT IN()

WHERE column NOT IN ('a','b','c')