如何在选择查询中创建新列 [英] How to create a new column in a select query

问题描述

在MS Access中，我想在选择查询的返回结果中插入新列.新列的每一行都具有相同的值.例如，我的s​​elect返回A，B列，而我希望C成为由select查询创建的新列:

In MS Access, I want to insert a new column into the returned result of a select query. The new column has the same value for every row. For example, my select returns columns A, B and I want C to be the new column created by the select query:

A   B   C
----------
a1  b1  c
a2  b2  c
a3  b3  c

推荐答案

select A, B, 'c' as C
from MyTable

这篇关于如何在选择查询中创建新列的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！