#2. Its a hash so youll be fine and get is always faster than search. A lot.
Sent from my iPhone > On Feb 10, 2014, at 10:26 PM, Arinto Murdopo <[email protected]> wrote: > > Hi all, > > Is there any best practice in generating document ID in ElasticSearch? Let's > say we want to evenly distribute the data in the cluster and be able to > update the document fast. > > Let's say my document is a user information with this JSON format, and I > index all the fields. > {"user_id":someLongValue, "name":someStringValue}, such as : {"user_id":123, > "name":"arinto"} > > Based on simple requirements above, so far I've found 2 possible approaches: > This article > (http://exploringelasticsearch.com/book/advanced-techniques/routing.html) > that mentions that document id should be either UUID or monotonically > increasing to evenly distribute the data in the cluster's shards. That means > I need generate a UUID when indexing new data. But let's say I want to > retrieve the document and update the document with new field or new data, I > could not use 'get' API because the UUID is generated independent of any > document field. Hence I need to use 'search' API, which *I assume* perform > not as good as 'get' API. (Please correct me if I'm wrong). If all the fields > are indexed, can I improve 'search' API performance to be close to 'get' API > performance? > If let's say I use the "user_id" as the document id, I can easily use 'get' > API to retrieve the document, but I'm afraid the document distribution will > not even because the "user_id" is not UUID and not "monotonically > increasing", i.e. sparse values. > Thank you and best regards, > > Arinto > -- > You received this message because you are subscribed to the Google Groups > "elasticsearch" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elasticsearch/14eaa93e-0690-47e0-af9c-d8d84bdb59fd%40googlegroups.com. > For more options, visit https://groups.google.com/groups/opt_out. -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/3AF336F0-8136-43CD-94A4-078AC8CBE53D%40gmail.com. For more options, visit https://groups.google.com/groups/opt_out.
