using?System;
using?System.Runtime.Serialization;
using?System.Security;
using?System.Security.Permissions;

namespace?NHibernate
{
	///?

	///?Wraps?exceptions?that?occur?during?ADO.NET?calls.
	///?

	///?
	///?Exceptions?thrown?by?various?ADO.NET?providers?are?not?derived?from
	///?a?common?base?class?（SQLException?in?Java）?so?
	///?is?used?instead?in?NHibernate.
	///?
	[Serializable]
	public?class?ADOException?:?HibernateException
	{
		private?readonly?string?sql;

		public?ADOException（）
		{
			
		}
		///?

		///?Initializes?a?new?instance?of?the??class.
		///?

		///?The?message?that?describes?the?error.?
		///?