default"
> or "NO SCROLL is the default", it will be rejected as incorrect. The
> reason is that the default behavior is different from either of these,
> as is explained in the NOTES section.
Ok, so *that's* where the bit about the query plan being simple enough.
Based on that, ISTM that it should be premissable for us to decide that
a cursor requiring a sort isn't "simple enough" to support SCROLL.
In any case, here's a patch that makes the non-standard behavior easier
for people to find.
Jim C. Nasby
execution plan, specifying SCROLL may impose
a performance penalty on the query's execution time.
NO SCROLL specifies that the cursor cannot be
- used to retrieve rows in a nonsequential fashion.
+ used to retrieve rows in a nonsequential fashion. The default is to
+ allow scrolling, but this is not the same as specifying
+ SCROLL. See for more details.
-
+ id="notes">
Notes