d3.js - couchbase data replication elasticsearch -

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i went through couchbase xcdr replication documentation, failed understand below point: 1. couchbase replicate data in bucket in batches elstic search. , elastic search provide indexing these data realtime statical data. question if data replicated elsastic search , in case elastic search database can hold huge amount of data. can replace couchbase elastic search? 2.how data in form json send d3.js display statical graph.

all of data replicated elastic search, not held there default. indexes , such created, documents discarded. elastic search not database , not perform 1 , not on level of couchbase. take @ this presentation talks performance , stuff , why cochbas


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