cloud-fan commented on a change in pull request #27867:
[SPARK-31111][SQL][Tests] Fix interval output issue in ExtractBenchmark
URL: https://github.com/apache/spark/pull/27867#discussion_r390739470
##########
File path:
sql/core/src/test/scala/org/apache/spark/sql/execution/benchmark/ExtractBenchmark.scala
##########
@@ -56,9 +56,11 @@ object ExtractBenchmark extends SqlBasedBenchmark {
}
}
- private def castExpr(from: String): String = from match {
+ private def castExpr(from: String, toStr: Boolean = false): String = from
match {
case "timestamp" => "cast(id as timestamp)"
case "date" => "cast(cast(id as timestamp) as date)"
+ case "interval" if toStr => "cast((cast(cast(id as timestamp) as date) -
date'0001-01-01') + " +
Review comment:
Why it's not a problem for date/timestamp?
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