else
{
Disconnect(ref connection, false);
connection.ConnectionString = connectionString;
}
try
{
connection.Open();
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// 获取OLAP数据库。
/// </summary>
/// <param name="connection">AdomdConnection对象的实例</param>
/// <param name="connectionString">连接字符串</param>
/// <returns></returns>
public DataTable GetSchemaDataSet_Catalogs(ref AdomdConnection connection, string connectionString)
{
bool connected = true; //判断connection在调用此函数时，是否已经处于连接状态
DataTable objTable = new DataTable();
try
{
// Check if a valid connection was provided.
if (IsConnected(ref connection) == false)
{
//如果连接不存在，则建立连接
