#!/usr/sbin/dtrace -s

#pragma D option switchrate=10Hz

database$target:::query-start
{
	self->ts = timestamp;
        printf("Query: %s", copyinstr(arg0));
}

database$target:::query-done
{
        printf("Query time: %d ms / Result: %s",
            (timestamp - self->ts) / 1000000, copyinstr(arg0));
}