Slide 1

Slide 1 text

elasticsearch-lua
 Building Lua Applications on Top of Elasticsearch Pablo Musa @pablitomusa

Slide 2

Slide 2 text

www.elastic.co 2 an open source, document-oriented, RESTful full text search engine with soft real-time analytics capabilities Elasticsearch is...

Slide 3

Slide 3 text

www.elastic.co 3 an open source, document-oriented, RESTful, full text search engine with
 soft real-time analytics capabilities Elasticsearch is... Apache 2.0 License https://www.apache.org/licenses/LICENSE-2.0

Slide 4

Slide 4 text

www.elastic.co 4 an open source, document-oriented, RESTful, full text search engine with
 soft real-time analytics capabilities Elasticsearch is... { "name" : "Webinar" "geo" : { "city" : "Amsterdam", "lat" : 4.85, "lon" : 52.34 } } Source: http://json.org/

Slide 5

Slide 5 text

www.elastic.co 5 an open source, document-oriented, RESTful, full text search engine with
 soft real-time analytics capabilities Elasticsearch is... Source: https://httpwg.github.io/asset/http.svg

Slide 6

Slide 6 text

www.elastic.co 6 an open source, document-oriented, RESTful, full text search engine with
 soft real-time analytics capabilities Elasticsearch is...

Slide 7

Slide 7 text

www.elastic.co 7 an open source, document-oriented, RESTful, full text search engine with
 soft real-time analytics capabilities Elasticsearch is...

Slide 8

Slide 8 text

www.elastic.co 8 Getting up and running... is easy $ wget https://download.elastic.co/elasticsearch/elasticsearch/elasticsearch-2.1.1.tar.gz $ tar -zxf elasticsearch-2.1.1.tar.gz $ cd elasticsearch-2.1.1 $ ./bin/elasticsearch http://localhost:9200

Slide 9

Slide 9 text

elasticsearch-lua

Slide 10

Slide 10 text

www.elastic.co 10 Lua vs JSON { title = "A Requirements Elicitation Approach Based in Templates and Patterns", author = "A. Durán Toro", add_authors = { "B. Bernárdez Jiménez", "A. Ruiz Cortés", "M. Toro Bonilla" }, key_words = { "requirements engineering", "requirements elicitation" }, language = "en", conference = "WER99", } { "title" : "A Requirements Elicitation Approach Based in Templates and Patterns", "author" : "A. Durán Toro", "add_authors" : [ "B. Bernárdez Jiménez", "A. Ruiz Cortés", "M. Toro Bonilla" ], "key_words" : [ "requirements engineering", "requirements elicitation" ], "language" : "en", "conference" : "WER99", }

Slide 11

Slide 11 text

www.elastic.co 11 CRUD local paper = { title = "A Requirements Elicitation Approach Based in Templates and Patterns", ... } local elasticsearch = require"elasticsearch" local client = elasticsearch.client() -- use default configs local r, e = client:index({ index = "wer", type = "papers", id = 1, body = paper }) local r, e = client:get( { index = "wer", type = "papers", id = 1 } ) local r, e = client:delete( { index = "wer", type = "papers", id = 1 } ) local r, e = client:update({ index = "wer", type = "papers", id = 1, body = { doc = { title = "Updated Title" } } })

Slide 12

Slide 12 text

www.elastic.co 12 Search local r, e = client:search{ index = "wer", type = "papers", body = { query = { filtered = { query = { multi_match = { query = "requirements", fields = { "key_words^10", "title^5", "abstract" } } }, filter = { range = { year = { gte = "now-3y" } } } } } } } local r, e = client:search( { index = "wer", type = "papers", q = "requirements" } ) local r, e = client:search( { index = "wer", type = "papers", q = "title:requirements"})

Slide 13

Slide 13 text

www.elastic.co 13 Search local r, e = client:search{ index = "papers", type = "wer", body = { query = { filtered = { query = { multi_match = { query = "requirements", fields = { "key_words^10", "title^5", "abstract" } } }, filter = { range = { year = { gte = "now-3y" } } } } } } } local r, e = client:search( { index = "papers", type = "wer", q = "requirements" } ) local r, e = client:search( { index = "papers", type = "wer", q = "title:requirements"}) { took = 1.0, timed_out = false, _shards = { total = 5.0, successful = 5.0, failed = 0.0 }, hits = { total = 1.0, max_score = 0.17673586, hits = [ { _index = "wer", "_type": "papers", "_id": "1", _score = 0.17673586, _source = { title = "A Requirements Elicitation Approach Based in Templates and Patterns", key_words = { "requirements engineering", "requirements elicitation" }, year = "2013", ... } } ] } }

Slide 14

Slide 14 text

Why Elasticsearch?

Slide 15

Slide 15 text

www.elastic.co 15

Slide 16

Slide 16 text

www.elastic.co 16

Slide 17

Slide 17 text

www.elastic.co 17

Slide 18

Slide 18 text

www.elastic.co 18 WERpapers Stack • Apache + CGILua + MySQL + Google Search • Apache + Sailor + Elasticsearch

Slide 19

Slide 19 text

www.elastic.co 19 VS.

Slide 20

Slide 20 text

www.elastic.co 20 • Elasticsearch is not a Database! • Do we really need a Database? VS.

Slide 21

Slide 21 text

www.elastic.co 21 VS. • MySQL is not a Search Engine! • Do we really need a Search Engine?

Slide 22

Slide 22 text

No content

Slide 23

Slide 23 text

www.elastic.co • Implement your own search result page • Relevancy based on downloads, title, abstract, etc. • Auto-complete, Highlighting, Geo, etc. • Everything in Lua 23 Elasticsearch

Slide 24

Slide 24 text

Moving to Elasticsearch!

Slide 25

Slide 25 text

www.elastic.co 25 MySQL => Elasticsearch

Slide 26

Slide 26 text

www.elastic.co 26 • Denormalize your data • Nested objects • Parent/Child Data Modeling

Slide 27

Slide 27 text

www.elastic.co 27 Mappings ("Schema")

Slide 28

Slide 28 text

www.elastic.co 28 Minimal code changes

Slide 29

Slide 29 text

www.elastic.co 29 Modify search box

Slide 30

Slide 30 text

No content

Slide 31

Slide 31 text

No content

Slide 32

Slide 32 text

www.elastic.co 32 Search Is it that simple?

Slide 33

Slide 33 text

Elasticsearch is not Alone

Slide 34

Slide 34 text

www.elastic.co Copyright Elastic 2015 Copying, publishing and/or distributing without written permission is strictly prohibited 34 Elastic 2012 2013 2014 2015 Elasticsearch Store, Search & Analyze Logstash Collect, Enrich & Transport Kibana Explore & Visualize Found Elasticsearch as a Service Beats Collect, Parse & Ship 2016

Slide 35

Slide 35 text

www.elastic.co 35 WERpapers Statistics

Slide 36

Slide 36 text

www.elastic.co 36 Next Steps +Tests +Real applications +Use cases Automate Integration with Elasticsearch Make it an official client

Slide 37

Slide 37 text

www.elastic.co 37 Pablo Musa [email protected] Thanks for listening! Questions?

Slide 38

Slide 38 text

www.elastic.co 38 References https://github.com/DhavalKapil/elasticsearch-lua http://wer.inf.puc-rio.br/WERpapers/ http://wer.inf.puc-rio.br/ http://sailorproject.org/ www.elastic.co/