set define OFF
 declare  
num int;
 begin
     select  count(*) into num from lookup_attributes  where id_attribute = 696922;
     if num = 0 then
         insert into lookup_attributes values(696922,1,'view_entity-10001.asp?proceso_entity=0&Action=edit&type_entity=2052',1000) ; 
     end if;
 end;

Connection.ConBdOracle Conn = new Connection.ConBdOracle();
OracleConnection ConBdOracle;
ConBdOracle = Conn.ConnOpen();

OracleCommand myCommand = new OracleCommand(myScalarQuery);
myCommand.Connection=ConBdOracle;
try
{
	myCommand.ExecuteNonScalar();
}
catch(Exception ex)
{
	string mes = ex.Message;
}