Robert Haas <> writes:
> So here's a 5-line patch that adds the number of heap fetches to the
> EXPLAIN ANALYZE output.  This might not be all the instrumentation
> we'll ever want here, but I think we at least want this much.

Cosmetic gripes:

1. Please initialize the counter in ExecInitIndexOnlyScan.  We don't
generally rely on node fields to init as zeroes.

2. Project style is to use foo++, not ++foo, in contexts where
it doesn't actually matter which is used.

                        regards, tom lane

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