Thank you for your explanation. So if I understand it correctly, before the filter step, there might exist paths that contain the same relationship for several times, and this filter is for eliminating them, am I right?
On Wednesday, October 26, 2016 at 3:52:05 PM UTC-7, Michael Hunger wrote: > > Cypher provides relationship-uniqueness per path, i.e. each relationship > is only once part of a path returned by MATCH. > > THIS predicate takes care of that in the logical plan. > > Michael > > On Thu, Oct 27, 2016 at 12:18 AM, Sun Yuhan <[email protected] > <javascript:>> wrote: > >> When I look into the execution plan by using profile operation, I see in >> the filter step, there is always something like this: NOT(anon[37] == >> anon[56]). What does it mean? >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Neo4j" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> For more options, visit https://groups.google.com/d/optout. >> > > -- You received this message because you are subscribed to the Google Groups "Neo4j" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
