Re: [HACKERS] updateable cursors & visibility

[Hiroshi Inoue]

Bruce Momjian wrote:
> 
> Sorry, no idea.  Peter's idea is that FOR UPDATE requires SENSITIVE, so
> INSENSITIVE has to be READONLY because the update has to see other
> changes to be accurate.
> 
> I think clearly SENSITIVE/READONLY should be possible, so:
> 
>         READONLY/SENSITIVE      possible
>         READONLY/INSENSITIVE    possible
>         FOR UPDATE/SENSITIVE    possible
>         FOR UPDATE/INSENSITIVE  not possible
> 
> READONLY can be either way, while FOR UPDATE requires SENSITIVE.

SENSITIVE doesn't mean *not INSENESITIVE*.
INSENSITIVE doesn't mean *not SENSITIVE*.

regards,
Hiroshi Inoue
        http://www.geocities.jp/inocchichichi/psqlodbc/


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