Hi Roman,
since traversing into eternety will become expensive and not deliver good
user experience, we did not provide a way to do this.
The way to specify a huge number hopefully gives users a better idea that
they're probably doing something which may have side effects.
Cheers,
Willi
On Friday, June 17, 2016 at 12:30:09 PM UTC+2, Roman wrote:
>
> options work fine, thanks Frank. What if I want to traverse whole graph? I
> can specify something like IN 1..1000 but this is not too elegant.
>
> On Friday, June 17, 2016 at 9:59:43 AM UTC+2, Frank Celler wrote:
>>
>> Roman,
>>
>> the general syntax is
>>
>> FOR vertex[, edge[, path]]
>> IN [min[..max]]
>> OUTBOUND|INBOUND|ANY startVertex
>> GRAPH graphName
>> [OPTIONS options]
>>
>> the options allow you to specify the uniqueness, so to get unique
>> vertices and edges you can use
>>
>> FOR v IN any 'vDevice/1895775' GRAPH 'linkGraph' OPTIONS {
>> 'uniqueVertices': 'global', 'uniqueEdges': 'global' }
>>
>> A detailed description of all options can be found here:
>> https://docs.arangodb.com/devel/AQL/Graphs/Traversals.html
>>
>> Hope that helps
>> Frank
>>
>>
>>
>> Am Freitag, 17. Juni 2016 09:49:47 UTC+2 schrieb Roman:
>>>
>>> Hi I have troubles to migrate GRAPH_TRAVERSAL function to new 3.0
>>> syntax.
>>>
>>> for g in GRAPH_TRAVERSAL('linkGraph', {sn: "1.1.1.1"},"any",
>>> {uniqueness: {vertices: "global", edges: "global" },filterVertices :
>>> "myfunctions::deviceFilter"})[**].vertex.sn return g
>>>
>>> arDb.createFunction('myfunctions::deviceFilter',
>>> String(function(config, vertex, path) {
>>> if (vertex.void === true) {
>>> return ['prune', 'exclude'];
>>> }
>>> if (typeof vertex.sn === 'undefined') {return 'exclude';}
>>> })
>>> );
>>>
>>> I tried something like this:
>>>
>>> FOR v IN any 'vDevice/1895775' GRAPH 'linkGraph'
>>>
>>> but when I add min..max, where max is some higher number, then query is
>>> aborted, I guess because of cycles in graph. I have no idea how to add
>>> uniqeness.
>>>
>>> Thanks
>>>
>>> Roman
>>>
>>
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