cloud-fan commented on a change in pull request #25772:
[SPARK-29065][SQL][TEST] Extend `EXTRACT` benchmark
URL: https://github.com/apache/spark/pull/25772#discussion_r323645259
##########
File path:
sql/core/src/test/scala/org/apache/spark/sql/execution/benchmark/ExtractBenchmark.scala
##########
@@ -48,35 +48,41 @@ object ExtractBenchmark extends SqlBasedBenchmark {
}
}
- private def run(cardinality: Long, field: String): Unit = {
- codegenBenchmark(s"$field of timestamp", cardinality) {
- doBenchmark(cardinality, s"EXTRACT($field FROM (cast(id as timestamp)))")
+ private def castExpr(from: String): String = from match {
+ case "timestamp" => s"cast(id as timestamp)"
+ case "date" => s"cast(cast(id as timestamp) as date)"
+ case other => throw new IllegalArgumentException(
+ s"Unsupported column type $other. Valid column types are 'timestamp' and
'date'")
+ }
+
+ private def run(func: String, cardinality: Long, field: String, from:
String): Unit = {
+ val expr = func match {
+ case "extract" => s"EXTRACT($field FROM ${castExpr(from)})"
+ case "date_part" => s"DATE_PART('$field', ${castExpr(from)})"
+ case other => throw new IllegalArgumentException(
+ s"Unsupported function '$other'. Valid functions are 'extract' and
'date_part'.")
+ }
+ codegenBenchmark(s"$field of $from", cardinality) {
Review comment:
Yea I know the code is same, but since we are refining this benchmark, we
can fix this issue as well.
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