how to make a dataframe out of an array of case class in scala

Question

Say, I have : case class Rows(column: String,operation: String,result: String) I created a array buffer and stored objects of type Rows in it. How to convert this into a dataframe

Welcome to SO. Here are some references to help you ask questions on SO -- [ask], [mcve], [How to make good reproducible Apache Spark examples](https://stackoverflow.com/q/48427185/8279585) — samkart, Jun 14 '22 at 09:48

score 0 · Answer 1 · answered Jun 14 '22 at 11:16

0

Given a case class definition and a spark session you could use createDataFrame:

case class A(_a: String, _b: String, _c: String)

val rows: ArrayBuffer[A] = ??? //or any Seq[A]
val spark: SparkSession = ???

spark.createDataFrame(rows)

answered Jun 14 '22 at 11:16

gatear

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how to make a dataframe out of an array of case class in scala

1 Answers1