From 94109a31735b2258eb3e74025a7652c1dbb5cfa9 Mon Sep 17 00:00:00 2001
From: Ganlin Zhao <ganlinzhao@hotmail.com>
Date: Sat, 28 May 2022 18:55:07 +0800
Subject: [PATCH] fix(query): fix diff function bool type crash

TD-16098
---
 source/libs/function/src/builtins.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/libs/function/src/builtins.c b/source/libs/function/src/builtins.c
index 10ea25af6e..a2ff43c8ce 100644
--- a/source/libs/function/src/builtins.c
+++ b/source/libs/function/src/builtins.c
@@ -720,7 +720,7 @@ static int32_t translateDiff(SFunctionNode* pFunc, char* pErrBuf, int32_t len) {
   }
 
   uint8_t resType;
-  if (IS_SIGNED_NUMERIC_TYPE(colType)) {
+  if (IS_SIGNED_NUMERIC_TYPE(colType) || TSDB_DATA_TYPE_BOOL == colType) {
     resType = TSDB_DATA_TYPE_BIGINT;
   } else {
     resType = TSDB_DATA_TYPE_DOUBLE;
-- 
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