diff --git a/uart/uart.cpp b/uart/uart.cpp
index b23c2dd..65cd705 100644
--- a/uart/uart.cpp
+++ b/uart/uart.cpp
@@ -637,18 +637,20 @@ void Uart::DealDataNodeName(const char *pData) {
     data_publish(strData.c_str(), GlobalConfig::Topic_G.mPubConfig.c_str());
 
     char szTableName[50] = {0x00};
-    char sql_table_exist[50] = {0};
     sprintf(szTableName, "t_data_%s", MeasurementID);
-    sprintf(sql_table_exist,"select count(*)  from sqlite_master where type='table' and name = '%s';",szTableName);
-    int ret = sqlite_db_ctrl::instance().ExeSql(sql_table_exist);
+    memset(whereCon,0,sizeof(whereCon));
+    sprintf(whereCon,"type='table' and name = '%s'",szTableName);
+    int ret = sqlite_db_ctrl::instance().GetTableRows("sqlite_master",whereCon);
+    zlog_info(zct, "ret = %d", ret);
     if (ret == 0){
         sqlite_db_ctrl::instance().Createtable(szTableName);
     }
-    memset(sql_table_exist, 0x00, sizeof(sql_table_exist));
     memset(szTableName, 0x00, sizeof(szTableName));
     sprintf(szTableName, "t_dataStatic_%s", MeasurementID);
-    sprintf(sql_table_exist,"select count(*)  from sqlite_master where type='table' and name = '%s';",szTableName);
-    ret = sqlite_db_ctrl::instance().ExeSql(sql_table_exist);
+    memset(whereCon,0,sizeof(whereCon));
+    sprintf(whereCon,"type='table' and name = '%s'",szTableName);
+    ret = sqlite_db_ctrl::instance().GetTableRows("sqlite_master",whereCon);
+    zlog_info(zct, "ret = %d", ret);
     if (ret == 0){
         sqlite_db_ctrl::instance().CreatedataStatictable(szTableName);
     }