📜  如何在 where in 子句中放入 null - SQL 代码示例
📅  最后修改于: 2022-03-11 15:05:20.999000             🧑  作者: Mango
代码示例1
SELECT *
FROM tbl_name
WHERE
(id_field IN ('value1', 'value2', 'value3') OR id_field IS NULL)