>
>"Pavel Stehule" <pavel.stehule@hotmail.com> writes:
> > if I comprehended it well CURSOR_OPT_SCROLL is set only when SCROLL is
>cheap
> > (not when is possible). It's true?
>
>Nope. If you want a scrollable plan you need to make sure you tell the
>planner about it. SPI_cursor_open is not in charge, it's merely looking
>at what the planner did.
aha. Then modification of open function hasn't sence. But it needs enhance
SPI_prepare. I don't know when cursors are not scrollable implicitly. it
it's important. If not, then I need for scrollable cursors in plpgsql only
fetch and move scroll funcs.
Pavel Stehule
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