摘要: 构造一个dataframe import org.apache.spark.sql._ import org.apache.spark.sql.types._ val data = Array(List("Category A", 100, "This is category A"), List(" 阅读全文
posted @ 2021-04-13 19:48 船长博客 阅读(1304) 评论(0) 推荐(1)
永远相信美好的事情即将发生!