From 1065fbd7ea264e8c3151169681c4cd59f2526b6e Mon Sep 17 00:00:00 2001
From: dapan1121 <89396746@qq.com>
Date: Fri, 29 Jan 2021 11:37:56 +0800
Subject: [PATCH] fix bug

---
 src/client/src/tscSQLParser.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index 4811a3b35d..34e96869e3 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -3440,6 +3440,7 @@ static int32_t getTagCondString(tSQLExpr* pExpr, char** str) {
 
 static int32_t getTablenameCond(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, tSQLExpr* pTableCond, SStringBuilder* sb) {
   const char* msg0 = "invalid table name list";
+  const char* msg1 = "not string following like";
 
   if (pTableCond == NULL) {
     return TSDB_CODE_SUCCESS;
@@ -3457,6 +3458,10 @@ static int32_t getTablenameCond(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, tSQLExpr*
   if (pTableCond->nSQLOptr == TK_IN) {
     ret = tablenameListToString(pRight, sb);
   } else if (pTableCond->nSQLOptr == TK_LIKE) {
+    if (pRight->nSQLOptr != TK_STRING) {
+      return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg1);
+    }
+    
     ret = tablenameCondToString(pRight, sb);
   }
 
-- 
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