From 12de8f33c883e4bdfba3211468f2cb86ed78e7c8 Mon Sep 17 00:00:00 2001 From: Jeferson Argueta Date: Sun, 28 Jul 2024 20:35:13 -0600 Subject: [PATCH] Update spark-sql-exercise-Flattening-Array-Columns-From-Datasets-of-Arrays-to-Datasets-of-Array-Elements.md with an update function * Posexplode function and link has been added into the proTips list, to help to the user/developer about how to address this issue. --- ...mns-From-Datasets-of-Arrays-to-Datasets-of-Array-Elements.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/exercises/spark-sql-exercise-Flattening-Array-Columns-From-Datasets-of-Arrays-to-Datasets-of-Array-Elements.md b/exercises/spark-sql-exercise-Flattening-Array-Columns-From-Datasets-of-Arrays-to-Datasets-of-Array-Elements.md index 72c3f42..5cd3bcd 100644 --- a/exercises/spark-sql-exercise-Flattening-Array-Columns-From-Datasets-of-Arrays-to-Datasets-of-Array-Elements.md +++ b/exercises/spark-sql-exercise-Flattening-Array-Columns-From-Datasets-of-Arrays-to-Datasets-of-Array-Elements.md @@ -6,7 +6,7 @@ Protips™: 1. (intermediate) Assume that the number of elements of all arrays is the same -1. (advanced) Consider [pivot](http://spark.apache.org/docs/latest/api/scala/index.html#org.apache.spark.sql.RelationalGroupedDataset) operator +1. (advanced) Consider [pivot](http://spark.apache.org/docs/latest/api/scala/index.html#org.apache.spark.sql.RelationalGroupedDataset) & [posexplode](https://spark.apache.org/docs/3.1.2/api/scala/org/apache/spark/sql/functions$.html#posexplode) operator Module: **Spark SQL**