Map/Reduce | Link Walking in JAVA-CLIENT

2012-03-05 Thread Rajat Mathur
way to retrieve the objects of last bucket[Who's key's list is contained in objects of last step..] by continuing MapReduce, OR I have to Iterate each object's list attribute and fetch objects by key ? Please suggest some place on WWW where I could see more *CODE *for R

Re: KeyFilter Usage

2012-02-23 Thread Rajat Mathur
gt; ability to define your own metadata however you want and use that for > querying. > > --- > Jeremiah Peschka, Managing Director, Brent Ozar PLF, LLC > Microsoft SQL Server MVP > > On Feb 23, 2012, at 12:25 AM, Rajat Mathur wrote: > > Can somebody tell me how to use Key

KeyFilter Usage

2012-02-23 Thread Rajat Mathur
Can somebody tell me how to use KeyFilters [with/without MapReduce ] like, LogicalAndFilter,GreaterThanFilter, StartsWithFilter etc.. * I am not able to get on what key-values do they Filter on ?? ** -- * *Rajat Mathur B.Tech (IT) Final Year IIIT Allahabad 09945990291 Find me @ Facebook <h

MapReduceResult to JSON format

2012-02-22 Thread Rajat Mathur
is giving : com.basho.riak.client.convert.ConversionException: org.codehaus.jackson.map.JsonMappingException: Can not deserialize instance of java.util.ArrayList out of VALUE_STRING token Am I doing anymistake in assuming what, -> Collection lists=result.getResult(List.class); the getResult method inthe

Re: IndexQuery

2012-02-22 Thread Rajat Mathur
Thanks *Russel* for a very clear and detailed explanation. Also I would like to know if it is possible to query on 2 or more indices in a single indexQuery ? On Wed, Feb 22, 2012 at 10:59 PM, Russell Brown wrote: > Hi Rajat, > > Answers inline below. > > On 22 Feb 2012, at 16:4

IndexQuery

2012-02-22 Thread Rajat Mathur
and the exact result format *getResult* method of * MapReduceResult* class is giving. Right now It is giving* Buckets *along with *ids* Is there any better method to parse result or it depends on my query ? Also please suggest other better methods(if any) for performing such queries . -- *Rajat Math

Querying [Filter Search]

2012-02-22 Thread Rajat Mathur
Considering I have Buckets for Users and Posts and I want to get users postsin last 24 hours, how should I go about it. Post's json data has a key postTime. How to filter search based on value's key value ? -- *Rajat Mathur* ___ riak-users ma

Storing JSON Objects in Buckets as value [JAVA CLIENT]

2012-02-21 Thread Rajat Mathur
editing the pom.xml with org.codehaus.jackson jackson-mapper-asl 1.9.4 Also, When I use obj.setContentType the change doesn't pe

Search and Query [UPDATES] in RIAK

2012-02-18 Thread Rajat Mathur
I have to query the whole JSON object to update a field in it. - Also what are the methods for implementing *where* clause in it. I didn't found much *examples with codes written in JAVA.** *If someone knows any sources for the same please let me know. Thank you. -- *Rajat Mathur B.Tec