sql如何把结果放到一行里面去selectaasaselectbasb如何得到[a][b]ab就是把结果放到一行里面去 [解决办法]
sql如何把结果放到一行里面去
select 'a ' as a
select 'b ' as b
如何得到
[a][b]
a b
就是把结果放到一行里面去
[解决办法]
汗
select * from
(select 'a ' as a )a
CROSS join
(select 'b ' as b)b