From 668a78a79f367f83bf8ee2c3e238925ff5350194 Mon Sep 17 00:00:00 2001
From: slzhou <shenglian_zhou@163.com>
Date: Wed, 10 Aug 2022 18:02:43 +0800
Subject: [PATCH] fix: fix histogram not setting content when process all null
 columns

---
 source/libs/function/src/builtinsimpl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/source/libs/function/src/builtinsimpl.c b/source/libs/function/src/builtinsimpl.c
index 9aa7c11fce..b325848f11 100644
--- a/source/libs/function/src/builtinsimpl.c
+++ b/source/libs/function/src/builtinsimpl.c
@@ -4281,9 +4281,9 @@ static int32_t histogramFunctionImpl(SqlFunctionCtx* pCtx, bool isPartial) {
   }
 
   if (!isPartial) {
-    SET_VAL(GET_RES_INFO(pCtx), numOfElems, pInfo->numOfBins);
+    GET_RES_INFO(pCtx)->numOfRes = pInfo->numOfBins;
   } else {
-    SET_VAL(GET_RES_INFO(pCtx), numOfElems, 1);
+    GET_RES_INFO(pCtx)->numOfRes = 1;
   }
   return TSDB_CODE_SUCCESS;
 }
-- 
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