branch-3.0: [fix](Nereids) fold const return type does not matched with type coercion #44022 (#44139)

Cherry-picked from #44022

Co-authored-by: LiBinfeng <libinfeng@selectdb.com>

Author: github-actions[bot]

fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/executable/NumericArithmetic.java

@@ -704,15 +704,16 @@ private static Expression castDecimalV3Literal(DecimalV3Literal literal, int pre
      */
     @ExecFunction(name = "round")
     public static Expression round(DecimalV3Literal first) {
-        return castDecimalV3Literal(first.round(0), first.getValue().precision());
+        return castDecimalV3Literal(first.round(0), ((DecimalV3Type) first.getDataType()).getPrecision());
     }
 
     /**
      * round
      */
     @ExecFunction(name = "round")
     public static Expression round(DecimalV3Literal first, IntegerLiteral second) {
-        return castDecimalV3Literal(first.round(second.getValue()), first.getValue().precision());
+        return castDecimalV3Literal(first.round(second.getValue()),
+                ((DecimalV3Type) first.getDataType()).getPrecision());
     }
 
     /**
@@ -738,15 +739,16 @@ public static Expression round(DoubleLiteral first, IntegerLiteral second) {
      */
     @ExecFunction(name = "ceil")
     public static Expression ceil(DecimalV3Literal first) {
-        return castDecimalV3Literal(first.roundCeiling(0), first.getValue().precision());
+        return castDecimalV3Literal(first.roundCeiling(0), ((DecimalV3Type) first.getDataType()).getPrecision());
     }
 
     /**
      * ceil
      */
     @ExecFunction(name = "ceil")
     public static Expression ceil(DecimalV3Literal first, IntegerLiteral second) {
-        return castDecimalV3Literal(first.roundCeiling(second.getValue()), first.getValue().precision());
+        return castDecimalV3Literal(first.roundCeiling(second.getValue()),
+                ((DecimalV3Type) first.getDataType()).getPrecision());
     }
 
     /**
@@ -772,15 +774,16 @@ public static Expression ceil(DoubleLiteral first, IntegerLiteral second) {
      */
     @ExecFunction(name = "floor")
     public static Expression floor(DecimalV3Literal first) {
-        return castDecimalV3Literal(first.roundFloor(0), first.getValue().precision());
+        return castDecimalV3Literal(first.roundFloor(0), ((DecimalV3Type) first.getDataType()).getPrecision());
     }
 
     /**
      * floor
      */
     @ExecFunction(name = "floor")
     public static Expression floor(DecimalV3Literal first, IntegerLiteral second) {
-        return castDecimalV3Literal(first.roundFloor(second.getValue()), first.getValue().precision());
+        return castDecimalV3Literal(first.roundFloor(second.getValue()),
+                ((DecimalV3Type) first.getDataType()).getPrecision());
     }
 
     /**
@@ -1142,9 +1145,11 @@ public static Expression truncate(DecimalV3Literal first, IntegerLiteral second)
         if (first.getValue().compareTo(BigDecimal.ZERO) == 0) {
             return first;
         } else if (first.getValue().compareTo(BigDecimal.ZERO) < 0) {
-            return castDecimalV3Literal(first.roundCeiling(second.getValue()), first.getValue().precision());
+            return castDecimalV3Literal(first.roundCeiling(second.getValue()),
+                    ((DecimalV3Type) first.getDataType()).getPrecision());
         } else {
-            return castDecimalV3Literal(first.roundFloor(second.getValue()), first.getValue().precision());
+            return castDecimalV3Literal(first.roundFloor(second.getValue()),
+                    ((DecimalV3Type) first.getDataType()).getPrecision());
         }
     }
 

regression-test/suites/nereids_p0/expression/fold_constant/fold_constant_numeric_arithmatic.groovy

@@ -434,4 +434,13 @@ test {
     testFoldConst("with cte as (select round(300.343, -4) order by 1 limit 1) select * from cte")
     testFoldConst("with cte as (select ceil(300.343, -4) order by 1 limit 1) select * from cte")
     testFoldConst("with cte as (select truncate(300.343, -4) order by 1 limit 1) select * from cte")
+
+    testFoldConst("with cte as (select floor(3) order by 1 limit 1) select * from cte")
+    testFoldConst("with cte as (select round(3) order by 1 limit 1) select * from cte")
+    testFoldConst("with cte as (select ceil(3) order by 1 limit 1) select * from cte")
+
+    testFoldConst("with cte as (select floor(3, 2) order by 1 limit 1) select * from cte")
+    testFoldConst("with cte as (select round(3, 2) order by 1 limit 1) select * from cte")
+    testFoldConst("with cte as (select ceil(3, 2) order by 1 limit 1) select * from cte")
+    testFoldConst("with cte as (select truncate(3, 2) order by 1 limit 1) select * from cte")
 }