June 2001
Intermediate to advanced
620 pages
19h 29m
English
Content preview from ADO: ActiveX Data Objects
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Name
ParameterDirectionEnum Enumeration — (Versions 2.0, 2.1, 2.5, 2.6)
Synopsis
The ParameterDirectionEnum enumeration indicates whether the parameter receives information, returns information, both receives and returns information, or if it is a return value of a stored procedure.
Table E-34. The ParameterDirectionEnum Enumeration
|
Enumeration (ADO/WFC) |
Value |
Description |
|---|---|---|
adParamInput (INPUT) |
1 |
Default. Input parameter only. |
adParamInputOutput (INPUTOUTPUT) |
3 |
Both an input and output parameter. |
adParamOutput (OUTPUT) |
2 |
Output parameter only. |
adParamReturnValue (RETURNVALUE) |
4 |
A return value from a command. |
adParamUnknown (UNKNOWN) |
0 |
Unknown parameter type. |
ADO/WFC
The ParameterDirectionEnum enumeration is part of the com.ms.wfc.data package, and the constant values are preceded with AdoEnums.ParameterDirection.
See Also
Command.CreateParameter Method, Parameter.Direction Property
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.