From e99e86e7ad55e4e0257043b71158231a5c570729 Mon Sep 17 00:00:00 2001
From: Minglei Jin <stephenk@gmx.us>
Date: Mon, 16 May 2022 13:53:56 +0800
Subject: [PATCH] fix: default subquery order by ts with interval

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

diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index 4dd0327a82..e9e32bca78 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -9775,6 +9775,9 @@ static int32_t doValidateSubquery(SSqlNode* pSqlNode, int32_t index, SSqlObj* pS
     tstrncpy(pTableMetaInfo1->aliasName, subInfo->aliasName.z, subInfo->aliasName.n + 1);
   }
 
+  if (TPARSER_HAS_TOKEN(pSqlNode->interval.interval) && pSub->order.orderColId == INT32_MIN) {
+    pSub->order.orderColId = PRIMARYKEY_TIMESTAMP_COL_INDEX;
+  }
   // NOTE: order mix up in subquery not support yet.
   pQueryInfo->order = pSub->order;
 
-- 
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