An exception which is returned by the MySQL server.

class MySqlException implements Exception {
 int _errorNumber;
 String _sqlState;
 String _message;
 
 /// The MySQL error number
 int get errorNumber => _errorNumber;
 
 /// A five character ANSI SQLSTATE value
 String get sqlState => _sqlState;
 
 /// A textual description of the error
 String get message => _message;
 
 /**
  * Create a [MySqlException] based on an error response from the mysql server
  */
 MySqlException._(Buffer buffer) {
   buffer.seek(1);
   _errorNumber = buffer.readUint16();
   buffer.skip(1);
   _sqlState = buffer.readString(5);
   _message = buffer.readStringToEnd();
 }
 
 String toString() => "Error $_errorNumber ($_sqlState): $_message";
}