cloud-fan commented on code in PR #36698:
URL: https://github.com/apache/spark/pull/36698#discussion_r885424345
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/arithmetic.scala:
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@@ -778,16 +999,26 @@ case class Pmod(
val javaType = CodeGenerator.javaType(dataType)
lazy val errorContext = ctx.addReferenceObj("errCtx", queryContext)
val result = dataType match {
- case DecimalType.Fixed(_, _) =>
+ case DecimalType.Fixed(precision, scale) =>
+ val errorContextCode = if (nullOnOverflow) {
+ "\"\""
+ } else {
+ errorContext
+ }
+ val value = ctx.freshName("value")
val decimalAdd = "$plus"
s"""
- $javaType $remainder = ${eval1.value}.remainder(${eval2.value});
- if ($remainder.compare(new
org.apache.spark.sql.types.Decimal().set(0)) < 0) {
-
${ev.value}=($remainder.$decimalAdd(${eval2.value})).remainder(${eval2.value});
- } else {
- ${ev.value}=$remainder;
- }
- """
+ |$javaType $value = ${CodeGenerator.defaultValue(dataType)};
Review Comment:
We can directly use `${ev.value}` here, and assign it again later.
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