From 3b91d525187e122bca0effa523cdc672e4caeb5e Mon Sep 17 00:00:00 2001
From: hjxilinx <hjxilinx@163.com>
Date: Wed, 25 Mar 2020 22:22:57 +0800
Subject: [PATCH] [TD-28] fix bugs in sliding query when interpolation is
 involved.

---
 src/system/detail/src/vnodeQueryImpl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/system/detail/src/vnodeQueryImpl.c b/src/system/detail/src/vnodeQueryImpl.c
index 28837592c5..32f09aee31 100644
--- a/src/system/detail/src/vnodeQueryImpl.c
+++ b/src/system/detail/src/vnodeQueryImpl.c
@@ -2087,7 +2087,7 @@ static void doInterpolatePrevTimeWindow(SQueryRuntimeEnv* pRuntimeEnv, SWindowRe
   SQuery* pQuery = pRuntimeEnv->pQuery;
   
   int32_t slot = pWindowResInfo->curIndex;
-  if (slot == -1) {
+  if (slot == -1 || !pRuntimeEnv->interpoSearch) {
     return;
   }
   
-- 
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