11 2020 档案

<console>:29: error: overloaded method value join with alternatives:(right: org.apache.spark.sql.Dataset[_],joinExprs: org.apache.spark.sql.Column)org.apache.spark.sql.DataFrame <and>
摘要：在scala中执行如下代码，报 join 错误！！ scala> val data = itemTotalTime.join(totalTime, "userId") 错误日志如下： <console>:29: error: overloaded method value join with alt 阅读全文
posted @ 2020-11-01 23:21 IT界的一名小学生 阅读(1071) 评论(0) 推荐(0) 编辑

点击右上角即可分享
微信分享提示