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  2. RPG400-L
  3. February 2003

Re: ALWNULL(*USRCTL) v ALWNULL(*YES) was (strange SQL dumps)

"Tyler, Matt" wrote:
> 
> Frank,
>         There is no reason to have ALWNULL() in your program unless you
> coded a file in the F-specs that allows nulls.  ALWNULL() have no effect on
> any embedded SQL.  By the way I do not see in (V5.1) RPG manual anything
> about ALWNULL(*YES).  Could that be your problem?   *USRCTL means you test
> and set on/off the null indicator used for Input/Output.  The other useful
> option is *INPUTONLY allows testing of the null indicator but nothing else.
> See page 203-209 in V5.1 RPG reference.
> 

*YES means the same as *INPUTONLY.  You can still use *YES, but it's not
documented because it doesn't really make sense any more.  I don't think
*INPUTONLY allows testing of the null indicator.

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