Database: fix open mysql database bug

Author: KangLin

Src/Database/Database.cpp

@@ -139,6 +139,7 @@ bool CDatabase::OpenSQLiteDatabase(const CParameterDatabase *pPara,
 bool CDatabase::OpenMySqlDatabase(const CParameterDatabase *pPara,
                                   const QString &szConnectName)
 {
+    bool success = false;
     if(!pPara) return false;
 
     if(!szConnectName.isEmpty())
@@ -154,7 +155,7 @@ bool CDatabase::OpenMySqlDatabase(const CParameterDatabase *pPara,
         szDbName = "remote_control";
 #endif
     }
-    m_database.setDatabaseName(szDbName);
+    //m_database.setDatabaseName(szDbName);
     auto &net = pPara->m_Net;
     m_database.setHostName(net.GetHost());
     m_database.setPort(net.GetPort());
@@ -173,7 +174,7 @@ bool CDatabase::OpenMySqlDatabase(const CParameterDatabase *pPara,
     }
 
     QSqlQuery query(GetDatabase());
-    bool success = query.exec("CREATE DATABASE IF NOT EXISTS " + szDbName);
+    success = query.exec("CREATE DATABASE IF NOT EXISTS " + szDbName);
     if (!success) {
         qCritical(log) << "Failed to create" << szDbName << "database:"
                        << query.lastError().text()