Does ADODB fail on output parameters with optional input parameters?
问题 I have a stored procedure in a SQL Server 2008 R2 database with an optional input parameter and an output parameter like this: CREATE PROCEDURE [dbo].[spCreateTicket] ( @TrackingCode varchar(25), @EmailAddress varchar(250) = null, @Ticket varchar(1000), @UserID int, @TicketID int output ) AS SET NOCOUNT ON INSERT INTO dbTicket (TrackingCode, EmailAddress, Ticket, UserID) SELECT @TrackingCode, @EmailAddress, @Ticket, @UserID SELECT @TicketID = SCOPE_IDENTITY() RETURN @TicketID When I invoke