假设表table1有a、b两个列,想生成另一个列为a列值+b列值计算列添加语句如下ALTER TABLE table1ADD c AS a+b 相关文章: 2022-01-17 2022-12-23 2021-05-15 2021-11-21 2022-12-23 2022-02-17 2022-12-23 2022-12-23