Hi Stefan,
I do not get any error, but the labels (with their nodes) are still there.
Alireza
On Monday, September 8, 2014 11:32:30 AM UTC+2, Stefan Armbruster wrote:
>
> Your snippet looks good. What error do you get? Or how do you observe the
> misbehaviour?
>
>
>
> 2014-09-08 10:49 GMT+02:00 Alireza Rezaei Mahdiraji <alire...@gmail.com
> <javascript:>>:
>
>>
>> Hi Michael,
>>
>> Any opinion why the code does not work?
>>
>> Thanks,
>> Alireza
>>
>> On Saturday, August 30, 2014 1:27:00 AM UTC+2, Michael Hunger wrote:
>>>
>>> If you didn't miss tx.success() and used the same try-with-resource
>>> pattern as Stefan it must work.
>>>
>>> Except if you're swallowing an exception.
>>>
>>> Michael
>>>
>>> Am 30.08.2014 um 01:16 schrieb Alireza Rezaei Mahdiraji <
>>> alire...@gmail.com>:
>>>
>>> Hi Michael,
>>>
>>> Yeah I printed the nodes' info before deleting and it shows them. I have
>>> not
>>> print the relationships though, I think nodes would be enough, right?
>>>
>>> Thanks,
>>> Alireza
>>>
>>> On Saturday, August 30, 2014 12:25:20 AM UTC+2, Michael Hunger wrote:
>>>>
>>>> Can you print out the node-ids and rel-ids that it iterates over?
>>>>
>>>> Did you use the correct label name
>>>>
>>>> Michael
>>>>
>>>> Am 30.08.2014 um 00:22 schrieb Alireza Rezaei Mahdiraji <alire...@
>>>> gmail.com>:
>>>>
>>>>
>>>> Hi Stefan,
>>>>
>>>> I tied the Java code, it seems running but the nodes and relationships
>>>> are not getting deleted.
>>>> Also, there is no error. Any idea?
>>>>
>>>> Thanks,
>>>> Alireza
>>>>
>>>> On Friday, August 29, 2014 4:59:32 PM UTC+2, Stefan Armbruster wrote:
>>>>>
>>>>> Since you can run cypher from java the following would be a valid (but
>>>>>
>>>>> probably not expected) answer:
>>>>> new ExecutionEngine(graphDb).execute("match (n:MyLabel) optional
>>>>> match(n)-[r]-() delete r,n");
>>>>>
>>>>> In pure Java:
>>>>>
>>>>> try (Transaction tx=graphDb.beginTx()) {
>>>>> for (Node n:
>>>>> GlobalGraphOperations.at <http://globalgraphoperations.at/>(
>>>>> graphDb).getAllNodesWithLabel(DynamicLabel.label("MyLabel")))
>>>>> {
>>>>> for (Relationship r: n.getRelationships()) {
>>>>> r.delete();
>>>>> }
>>>>> n.delete();
>>>>> }
>>>>>
>>>>> tx.success();
>>>>> }
>>>>>
>>>>> NB: didn't test code above it's more a dump from /dev/brain ;-)
>>>>>
>>>>> /Stefan
>>>>>
>>>>>
>>>>> 2014-08-29 12:35 GMT+02:00 Alireza Rezaei Mahdiraji <
>>>>> alire...@gmail.com>:
>>>>> >
>>>>> > Hi All,
>>>>> >
>>>>> > How can I remove all nodes (and their relationships) with a given
>>>>> label
>>>>> > using Java?
>>>>> >
>>>>> > Thanks,
>>>>> > Alireza
>>>>> >
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