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DolphinDB 关于矩阵赋值的问题

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DolphinDB 关于矩阵赋值的问题

一个n行m列的matrix A，想要每列都赋值为一个size为n的向量B，不做循环应该怎么操作比较方便呢？


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by (71.8m points)

可以用append!函数，例子可参考一下DolphinDB [矩阵运算](
https://gitee.com/dolphindb/T... ) 教程的2.3节。


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