From 9726427adf0fdbcef554e8b1e0528abb0eea4b25 Mon Sep 17 00:00:00 2001
From: dapan1121 <89396746@qq.com>
Date: Wed, 2 Jun 2021 14:19:50 +0800
Subject: [PATCH] fix issue

---
 src/client/src/tscUtil.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/client/src/tscUtil.c b/src/client/src/tscUtil.c
index 507783e3cf..264985c2e0 100644
--- a/src/client/src/tscUtil.c
+++ b/src/client/src/tscUtil.c
@@ -1150,6 +1150,8 @@ void handleDownstreamOperator(SSqlObj** pSqlObjList, int32_t numOfUpstream, SQue
 
     SOperatorInfo* pSourceOperator = createDummyInputOperator(pSqlObjList[0], pSchema, numOfCol1, pFilterInfo, numOfFilterCols);
 
+    pOutput->precision = pSqlObjList[0]->res.precision;
+    
     SSchema* schema = NULL;
     if (px->numOfTables > 1) {
       SOperatorInfo** p = calloc(px->numOfTables, POINTER_BYTES);
@@ -1171,7 +1173,6 @@ void handleDownstreamOperator(SSqlObj** pSqlObjList, int32_t numOfUpstream, SQue
         SSingleColumnFilterInfo* pFilterInfo1 = NULL;
         createInputDataFilterInfo(px, numOfCol1, &numOfFilterCols1, &pFilterInfo1);
         
-        pOutput->precision = pSqlObjList[i]->res.precision;
         p[i] = createDummyInputOperator(pSqlObjList[i], pSchema1, n, pFilterInfo1, numOfFilterCols1);
         memcpy(&schema[offset], pSchema1, n * sizeof(SSchema));
         offset += n;
-- 
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