HappenLee commented on code in PR #15463:
URL: https://github.com/apache/doris/pull/15463#discussion_r1058800717
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fe/fe-core/src/main/java/org/apache/doris/analysis/Expr.java:
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@@ -2036,6 +2038,27 @@ private boolean customNullableAlgorithm() {
if (fn.functionName().equalsIgnoreCase("concat_ws")) {
return children.get(0).isNullable();
}
+ if (fn.functionName().equalsIgnoreCase(Operator.MULTIPLY.getName())
+ && fn.getReturnType().isDecimalV3()) {
+ if ((children.get(0).getType().getPrecision() +
children.get(1).getType().getPrecision()
+ > ScalarType.MAX_PRECISION ||
!children.get(0).getType().isDecimalV3()
+ || !children.get(1).getType().isDecimalV3()) &&
ConnectContext.get() != null
+ &&
ConnectContext.get().getSessionVariable().checkOverflowForDecimal()) {
+ return true;
Review Comment:
make sure the nullable type return same as BE，maybe coredump here
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