I have another question, please! What about if I would like to delete a specific value from an array without knowing the indices of it in the array (example array[10,20,30) and the result will be [10,30]). any suggestions, please? I'll be so grateful!
2018-05-09 22:47 GMT+01:00 Ebtihel Hannachi <hannachi.ebti...@gmail.com>: > it worked form me with index !! i really appreciate it :) > > 2018-05-07 10:31 GMT+01:00 'Chris Vest' via Neo4j <neo4j@googlegroups.com> > : > >> If you want this to be a fast thing to query for, you can put the array >> length in a separate property on the nodes, and then create an index for >> it. Then change your queries to be for `v.length = 1`, etc. >> >> -- >> Chris Vest >> System Engineer, Neo Technology >> >> >> > On 7 May 2018, at 11.10, 'Michael Hunger' via Neo4j < >> neo4j@googlegroups.com> wrote: >> > >> > Your query looks ok, it could be shortened to: >> > >> > Cypher is case sensitive so perhaps you have a misspelling somewhere? >> > >> > match (v) where size(v.value) = 1 return v.name >> > >> > you can check with >> > >> > match (v) return v.name, size(v.value) limit 20 >> > >> > >> > On Sat, May 5, 2018 at 3:56 PM, Ebtihel Hannachi < >> hannachi.ebti...@gmail.com> wrote: >> > Hi, >> > I am new in graph databases and I need your help, please! >> > so I have created a set of nodes, every node has as properties name and >> an array of integers. >> > I would like to know how to get all nodes have only a single integer??? >> > I tried this query but it gave no results "MATCH (v) WITH >> length(v.value) as size WHERE size=1 RETURN v.name". >> > >> > -- >> > 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 neo4j+unsubscr...@googlegroups.com. >> > 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 neo4j+unsubscr...@googlegroups.com. >> > 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 neo4j+unsubscr...@googlegroups.com. >> 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 neo4j+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
