From 0eb138cd1d7cd191f1ab4ad89b0a96963d2bc3b7 Mon Sep 17 00:00:00 2001
From: Haojun Liao <hjliao@taosdata.com>
Date: Thu, 24 Sep 2020 15:04:05 +0800
Subject: [PATCH] [td-1583]

---
 src/client/src/tscSQLParser.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index b9d4cc13d1..0d75e60c28 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -6205,6 +6205,10 @@ int32_t doCheckForQuery(SSqlObj* pSql, SQuerySQL* pQuerySql, int32_t index) {
     }
 
     tVariant* pTableItem1 = &pQuerySql->from->a[i + 1].pVar;
+    if (pTableItem1->nType != TSDB_DATA_TYPE_BINARY) {
+      return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg11);
+    }
+
     SStrToken aliasName = {.z = pTableItem1->pz, .n = pTableItem1->nLen, .type = TK_STRING};
     if (tscValidateName(&aliasName) != TSDB_CODE_SUCCESS) {
       return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg11);
-- 
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