SPRKSCL1155

org.apache.spark.sql.functions.countDistinct has a workaround.

Description

This issue appears when the tool detects the usage of org.apache.spark.sql.functions.countDistinct which has a workaround.

Input code

val result = countDistinct("columnName1", "columnName2")

Output code

/*EWI: SPRKSCL1155 => org.apache.spark.sql.functions.countDistinct has a workaround, see documentation for more info*/
val result = countDistinct("columnName1", "columnName2")

Scenarios

This function has two overloads.

1. countDistinct(expr: Column, exprs: Column*)

Action: rename function to count_distinct.

2. countDistinct(columnName: String, columnNames: String*)

Action: rename function to count_distinct and convert the param to Column type using the com.snowflake.snowpark.functions.col function. For example:

val result = count_distinct(col("columnName1"), col("columnName2"))

Recommendation

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