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[function](round) fix decimal scale for scale not specified (#15541)

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This commit is contained in:
HaveAnOrangeCat
2023-02-01 14:58:48 +08:00
committed by GitHub
parent 72a05a4358
commit e3c8fffd99
3 changed files with 18 additions and 1 deletions
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fe/fe-core/src/main/java/org/apache/doris/analysis/FunctionCallExpr.java
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@ -101,7 +101,8 @@ public class FunctionCallExpr extends Expr {
java.util.function.BiFunction<ArrayList<Expr>, Type, Type> roundRule = (children, returnType) -> {
Preconditions.checkArgument(children != null && children.size() > 0);
if (children.size() == 1 && children.get(0).getType().isDecimalV3()) {
return ScalarType.createDecimalV3Type(children.get(0).getType().getPrecision(), 0);
return ScalarType.createDecimalV3Type(children.get(0).getType().getPrecision(),
((ScalarType) children.get(0).getType()).decimalScale());
} else if (children.size() == 2) {
Preconditions.checkArgument(children.get(1) instanceof IntLiteral
|| (children.get(1) instanceof CastExpr