From 4af6a06049715530e010385d3889899101d1a6fc Mon Sep 17 00:00:00 2001
From: morrySnow <morrysnow@126.com>
Date: Wed, 7 Aug 2024 13:53:14 +0800
Subject: [PATCH] [fix](Nereids) cast to boolean wrong when constant folding by
 be

not add case because be return wrong answer for this

select cast(2.0 as boolean); -- should return 1 not 2
---
 .../nereids/rules/expression/rules/FoldConstantRuleOnBE.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fe/fe-core/src/main/java/org/apache/doris/nereids/rules/expression/rules/FoldConstantRuleOnBE.java b/fe/fe-core/src/main/java/org/apache/doris/nereids/rules/expression/rules/FoldConstantRuleOnBE.java
index f9c978e81111e6..d133eac32baddb 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/nereids/rules/expression/rules/FoldConstantRuleOnBE.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/nereids/rules/expression/rules/FoldConstantRuleOnBE.java
@@ -348,7 +348,7 @@ public static List<Literal> getResultExpression(DataType type, PValues resultCon
         } else if (type.isBooleanType()) {
             int num = resultContent.getUint32ValueCount();
             for (int i = 0; i < num; ++i) {
-                Literal literal = BooleanLiteral.of(resultContent.getUint32Value(i) == 1);
+                Literal literal = BooleanLiteral.of(resultContent.getUint32Value(i) != 0);
                 res.add(literal);
             }
         } else if (type.isTinyIntType()) {