From 2adcff6f6e73787225f3030e6f536d9a1e90b14d Mon Sep 17 00:00:00 2001
From: RemHero <1104304963@qq.com>
Date: Thu, 19 Jan 2023 16:16:41 +0800
Subject: [PATCH] fix the OperatorType

---
 .../iginx/engine/shared/operator/type/OperatorType.java         | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/OperatorType.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/OperatorType.java
index 7555478f0..0ff8359a0 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/OperatorType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/OperatorType.java
@@ -80,7 +80,7 @@ private static class OperatorTypeCounter
     }
 
     public static boolean isBinaryOperator(OperatorType op) {
-        return 40 < op.value && op.value < 49;
+        return op.value >= 40 && op.value <= 49;
     }
 
     public static boolean isUnaryOperator(OperatorType op) {