如图，有没有什么快捷的办法把a1~a5合成一行array vector
使用fixedLengthArrayVector
t = table(rand(10,5) as a1, rand(10,5) as a2, rand(10,5) as a3, rand(10,5) as a4, rand(10,5) as a5)select fixedLengthArrayVector(a1,a2,a3,a4,a5) as a from t
