jdhao's blog
jdhao.github.io
For array type column, explode() will convert it to n rows, where n is the number of elements in the array. For map/dictionary type column, explode() will convert it to nx2 shape, i.e., n rows, 2 colu…
讨论
登录后参与讨论
还没有评论，来说第一句吧。