Questions tagged [elasticsearch]
Elasticsearch is an Open Source (Apache 2), Distributed, RESTful, Search Engine built on top of Lucene.
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12 views
Elasticsearch 6.2: how to handle parent child relationship being two different documents in two different indexes?
As per elasticsearch 6.x, They do not recommend indexing of documents of multiple types in one index due to decision of removal of mapping types. They are still supporting them in ElasticSearch 6x but ...
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0answers
9 views
Running a local instance of ElasticSearch on a REST API - is this feasible?
So, I'm looking at elastic search api, and the way you interact with it is, you excecute the ES binaries and make http requests on localhost (to insert, delete, whatever).
Eg:
curl -XPOST https://...
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1answer
29 views
How to implement scalable RBAC library/service?
I need to design and implement a RBAC (role based access control) library to protect RPC calls. A role is a list of verbs (RPC methods). One should be able bind a user (or group of users) to a role ...
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1answer
108 views
Logging architecture in microservices
We are going to develop an enterprise level application which will be run by a dozen microservices. Every microservice will be inside docker and all this will be orchestrated by Kubernetes.
Obviously, ...
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0answers
35 views
Java dashboard for machine data
I am currently working on a project for a production facility. The machines in the production are saving so called 'Telemetry Data', measurements like water pressure, plastic volume or temperature ...
4
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1answer
112 views
Design point for product search and auto-complete using Elastic search?
I need to implement product search using Elastic search similar to it is done on any scalable ecommerce site.I am planning below algorithm
for this
Whenever product is added to system, First add it ...
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0answers
41 views
Giving search on customizable fields
I have some user defined custom fields corresponding to a ticket (A ticket is an entity which has subject, status and custom fields). I need to search tickets based on its custom field values.
A ...
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1answer
78 views
Problems with evaluating results of search engine by comparison
We're building a search engine at a client's place. To evaluate the results, the client is comparing top N results of our search engine to top N results of a competitor. And they want me to get at ...
-3
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1answer
120 views
Design the cache and search feature like hotel booking?
I need to design the feature like in encommerce(consider hotel booking site) we can enter the keyword/partial-keyword and need to return the relevant results.
For Example :- If site admin or hotel ...
1
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1answer
213 views
Data layer Abstraction from Business layer for search
This is regarding designing a search api. We have 3 tier architecture now using Spring MVC. All communications are via REST api.
UI <-> Business <-> Data(sql).
Now to implement faster ...
2
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2answers
398 views
Architecting a universal search for a product with microservices
We are building a new product in real estate space and the end users of this product are not so tech savvy. To have better user experience with our product, we want our users to find relevant things ...
2
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1answer
77 views
Decouple service complex query building from datastore
We have a very large search service (written in golang if it matters) that runs on top of ElasticSearch, receive requests, builds the correspondent query, and returns the results (with some post-...
2
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1answer
415 views
How to handle UI updates dependent on slow API responses
A side project I'm working on with some friends currently deals with an API interface that, for many reasons, is slow and cannot be changed to improve speed. I'm talking API responses that take ...
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82 views
What would be good architecture options for multi-index data aggregation?
We have a use case where we need to store a large set (many millions) of data "objects" with multiple attributes (that may differ over time/for different "collections", e.g. for diffrent "type" of ...
1
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1answer
2k views
Why is elastic search popular? [closed]
Elastic search is basically about indexing of data.
In database world,
Multiple indexes can be created on a MongoDB collection
Collection in MongoDB can be schema-less.
In MongoDB, BSON encoding ...
4
votes
0answers
2k views
ElasticSearch vs SQL Server full text index for small datasets?
I've got a relatively high-traffic public-facing product-based website backed by SQL Server as the point of authority. It has some search capability on some of the columns of the Items table (year, ...
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1answer
119 views
Is it good to consider elastic search a datastorage?
I am very new to elastic search and i need to know it is even useful to store data?
because i was curious to try my hands on how elastic search works and i used postman>run elastic search then added ...
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0answers
743 views
How should I store user activities in ElasticSearch and figure out popular searches?
I've got java logging user activities to Fluentd, Fluentd is then writing these activities into an elasticsearch index.
Every user activity is recorded, some include:
User1 follows user2
User1 likes ...
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1answer
1k views
Creating a facet filtering using Elasticsearch
I have been asked to create a filtering functionality for e-commerce application written in PHP. Since the app is using MySQL database, I made the decision to use Elasticsearch with Logstash and ...
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0answers
42 views
Which search engine should I use to suport complex search scenerio
Let’ assume that I have a database for storing orders for multiple stores and I have following tables:
User – represents user
Store – represents store
UserStore – many to many between User and Store. ...
1
vote
1answer
587 views
How should I implement a full text search into my meteor web app?
I am making a web application using the javascript framework Meteor, which runs with mongodb. In the web app I have a db set up that holds individual video games in the documents. An example of this ...
3
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0answers
583 views
Best practices for dashboard of near real-time analytics
I’m currently building a dashboard to view some analytics about the data generated by my company's product.
We use MySQL as our database. The SQL queries to generate the analytics from the raw live ...
0
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2answers
3k views
How to properly index MongoDB with ElasticSearch?
we are working on a JAVA EE project which handles huge amount of data, but has to provide full-text-search option (in hungarian language).
So we started to think about what kind of architecture could ...
1
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1answer
1k views
Feeding events to Elasticsearch, do I really need Logstash?
I'm designing an analytics system that feeds all events to Elasticsearch. The event lifecycle is as follows:
Visitor does something.
Custom analytics server gathers data, makes an event out of it and ...
5
votes
1answer
950 views
Elasticsearch and relational database combination
Imagine I have a marketplace application - where users can search for products (we concentrate on clothes). Every product has an ID, name (text), description (text), price (numeric), size (numeric), ...
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0answers
137 views
Using Google for full text database search
I have a lot of text and I am storing it in Elastic search. Using Lucene, NLP and Wordnet filters the search is good but not as good as Google's because none of these methods use AI for the search so ...
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0answers
498 views
Google-like search solution for an enterprise application stack using Elasticsearch
I know, title is a little confusing but the problem is, too. I am working on a company, it has several different applications and wants these applications have search functionality. We have developed ...
3
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4answers
1k views
Are NoSQL databases the best choice for more efficiently querying large amounts of data?
We are planning to build a travel website in which we will be integrating multiple APIs (eg. DOTW, GTA, Expedia) for Hotels. I have initially tried to use MySQL but since there are huge amounts of ...
12
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2answers
20k views
Why would I use ElasticSearch if I already use a graph database?
I don't find any deep explanation on the web about a comparison between ElasticSearch and the graph databases.
Both are optimized to traverse data.
ElasticSearch seems to be optimized for analytics.
...
6
votes
2answers
2k views
How does Elastic Search approach the problem of distributed membership and consensus?
I already understand that Elastic Search is supposed to be deployed in a distributed topology, in that you can have multiple nodes for a cluster of ES instances.
I like the API, and it looks ...
