*/
if (!node->initialized)
{
+ /*
+ * We can potentially skip fetching heap pages if we do not need any
+ * columns of the table, either for checking non-indexable quals or
+ * for returning data. This test is a bit simplistic, as it checks
+ * the stronger condition that there's no qual or return tlist at all.
+ * But in most cases it's probably not worth working harder than that.
+ */
+ node->can_skip_fetch = (node->ss.ps.plan->qual == NIL &&
+ node->ss.ps.plan->targetlist == NIL);
+
if (!pstate)
{
tbm = (TIDBitmap *) MultiExecProcNode(outerPlanState(node));
scanstate->shared_tbmiterator = NULL;
scanstate->shared_prefetch_iterator = NULL;
scanstate->pstate = NULL;
-
- /*
- * We can potentially skip fetching heap pages if we do not need any
- * columns of the table, either for checking non-indexable quals or for
- * returning data. This test is a bit simplistic, as it checks the
- * stronger condition that there's no qual or return tlist at all. But in
- * most cases it's probably not worth working harder than that.
- */
- scanstate->can_skip_fetch = (node->scan.plan.qual == NIL &&
- node->scan.plan.targetlist == NIL);
+ scanstate->can_skip_fetch = false;
/*
* Miscellaneous initialization