/// <summary>
/// will return current SQL Connector was connected to MS SQL or My SQL or SQLite DB
/// </summary>
/// <param name="settings">ISQLConnectionSettings</param>
public static SqlAbstractConnector SetConnector(ISQLConnectionSettings settings)
{
SqlAbstractConnector sqlConnector = null;
switch (settings.ProviderName)
{
case SQLProvider.SQLite:
{
sqlConnector = new SQLiteModelDBOperations(settings);
break;
}
case SQLProvider.My_SQL:
{
sqlConnector = new MySQLUtils(settings);
break;
}
case SQLProvider.MS_SQL:
{
sqlConnector = new MsSqlUtils(settings);
break;
}
}
return(sqlConnector);
}
private ISQLConnectionSettings CheckMSSQLDB(ISQLConnectionSettings tmpSettings)
{
ISQLConnectionSettings newSettings = MakeFromControls(tmpSettings, "");
MsSqlUtils msSQL = new MsSqlUtils(newSettings);
try
{
using (DataTable dt = msSQL.GetTable("SELECT Name FROM sys.databases", 5))
{
tbResultShow.AppendLine(msSQL.GetConnection().ToString());
tbResultShow.AppendLine("Строка подключения: " + msSQL.connString);
if (dt?.Rows?.Count > 0)
{
IList <string> list = new List <string>();
foreach (DataRow r in dt.Rows)
{
list.Add(r[0].ToString());
}
if (list?.Count > 0)
{
cmbDataBases.DataSource = list;
cmbDataBases.Enabled = true;
newSettings.Database = list[0];
tbResultShow.AppendLine("The inputed data are correct.");
}
}
else
{
tbResultShow.AppendLine("Указаны некорректны данные или отсутствует подключение к серверу!");
}
}
}
catch (Exception excpt)
{
newSettings = null;
tbResultShow.AppendLine(excpt.Message + ":");
tbResultShow.AppendLine(excpt.ToString());
}
return(newSettings);
}
