[GitHub] [spark] cloud-fan commented on a diff in pull request #36698: [SPARK-39316][SQL] Merge PromotePrecision and CheckOverflow into decimal binary arithmetic

[GitBox <gi...@apache.org>]

cloud-fan commented on code in PR #36698:
URL: https://github.com/apache/spark/pull/36698#discussion_r886757508


##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/arithmetic.scala:
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@@ -490,12 +622,27 @@ trait DivModLike extends BinaryArithmetic {
       s"${eval2.value} == 0"
     }
     val javaType = CodeGenerator.javaType(dataType)
+    val errorContext = if (nullOnOverflow) {
+      "\"\""
+    } else {
+      ctx.addReferenceObj("errCtx", queryContext)
+    }
     val operation = if (operandsDataType.isInstanceOf[DecimalType]) {
-      decimalToDataTypeCodeGen(s"${eval1.value}.$decimalMethod(${eval2.value})")
+      val decimal = super.dataType.asInstanceOf[DecimalType]

Review Comment:
   We can remove this line now.



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