From 2ae80b66a3007adec0fb1a536cb41d6305ae174e Mon Sep 17 00:00:00 2001
From: wpan <wpan@taosdata.com>
Date: Mon, 19 Jul 2021 16:26:27 +0800
Subject: [PATCH] support dummy tag in sub-table interval query

---
 src/query/src/qExecutor.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/query/src/qExecutor.c b/src/query/src/qExecutor.c
index 21aab9fdbc..9b5b23d9aa 100644
--- a/src/query/src/qExecutor.c
+++ b/src/query/src/qExecutor.c
@@ -4885,6 +4885,8 @@ static SSDataBlock* doIntervalAgg(void* param) {
       break;
     }
 
+    setTagValue(pOperator, pRuntimeEnv->pQuery->current->pTable, pIntervalInfo->pCtx, pOperator->numOfOutput);
+
     // the pDataBlock are always the same one, no need to call this again
     setInputDataBlock(pOperator, pIntervalInfo->pCtx, pBlock, pQuery->order.order);
     hashIntervalAgg(pOperator, &pIntervalInfo->resultRowInfo, pBlock, 0);
-- 
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