[CORE] Fix incorrect precision of Decimal literal

apache · Aug 21, 2024 · e32c494 · e32c494
1 parent 371d448
commit e32c494
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/gluten-core/src/main/scala/org/apache/gluten/utils/DecimalArithmeticUtil.scala b/gluten-core/src/main/scala/org/apache/gluten/utils/DecimalArithmeticUtil.scala
@@ -99,7 +99,7 @@ object DecimalArithmeticUtil {
   // For decimal * 10 case, dec will be Decimal(38, 18), then the result precision is wrong,
   // so here we will get the real precision and scale of the literal.
   private def getNewPrecisionScale(dec: Decimal): (Integer, Integer) = {
-    val input = dec.abs.toString()
+    val input = dec.abs.toJavaBigDecimal.toPlainString()
     val dotIndex = input.indexOf(".")
     if (dotIndex == -1) {
       return (input.length, 0)