Introduction Elasticsearch / Full Text Search at TMU

Transcript

1. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Jun Ohtani @johtani ೖ໳Elasticsearch
2. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ΞδΣϯμ • શจݕࡧͱ͸ʁʢೖ໳͢Δલʹʣ • సஔΠϯσοΫεɺN-Gramɺܗଶૉղੳ • Elasticsearchͱ͸ʁ • ͲΜͳ΋ͷ͔ • ΠϯσοΫεͷ෼ࢄͷ࢓૊Έ • ࢀߟจݙ
3. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited about • Me, Jun Ohtani / Technical Adovocate lucene-gosenίϛολʔ ElasticSearch Server೔ຊޠ൛ͷ຋༁ elasticsearch-extended-analysisͷ։ൃ http://blog.johtani.info • Elasticsearch, founded in 2012 Products: Elasticsearch, Logstash, Kibana, Marvel
 Professional services: Support & development subscriptions Trainings
4. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited શจݕࡧͱ͸ʁ
5. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited શจݕࡧͱ͸ʁ • શจݕࡧʢFull text searchʣͱ͸ɺίϯϐϡʔλʹ ͓͍ͯɺෳ਺ͷจॻʢϑΝΠϧʣ͔Βಛఆͷจࣈ ྻΛݕࡧ͢Δ͜ͱɻʮϑΝΠϧ໊ݕࡧʯ΍ʮ୯Ұ ϑΝΠϧ಺ͷจࣈྻݕࡧʯͱҟͳΓɺʮෳ਺จॻ ʹ·͕ͨͬͯɺจॻʹؚ·ΕΔશจΛର৅ͱͨ͠ ݕࡧʯͱ͍͏ҙຯͰ࢖༻͞ΕΔɻ
 ʢWikipediaΑΓʣ
6. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ༻ޠ • ΠϯσοΫε ݕࡧΤϯδϯ͕ݕࡧʹ࢖༻͢Δσʔλͷอଘઌ • υΩϡϝϯτʢจॻʣ ݕࡧΤϯδϯʹอଘ͞Εͨσʔλ • ϑΟʔϧυ υΩϡϝϯτʹؚ·ΕΔଐੑ • ΫΤϦ ݕࡧ৚݅ɺݕࡧࣜ
7. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ༻ޠ • εΩʔϚ υΩϡϝϯτͷߏ଄Λఆٛ͢Δ΋ͷ • λʔϜʢTermʣɺτʔΫϯʢTokenʣ ΠϯσοΫεͷΩʔʹͳΔ୯ޠʢจࣈྻʣ จষΛҰఆͷ๏ଇͰ۠੾ͬͨ୯ޠ ୯ޠ͚ͩͰͳ͘ɺ୯ޠͷҐஔͳͲ΋ؚΉ
8. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited υΩϡϝϯτͷొ࿥ 1 2 ΧπΦ͸αβΤͷఋ αβΤ͸ϫΧϝͷ࢞ υΩϡϝϯτͷొ࿥
9. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited υΩϡϝϯτͷొ࿥ 1 2 ΧπΦ͸αβΤͷఋ αβΤ͸ϫΧϝͷ࢞ 1 2 ΧπΦ αβΤ ͸ ͸ ͷ ͷ αβΤ ϫΧϝ ఋ ࢞ υΩϡϝϯτͷొ࿥ ୯ޠʹ෼ׂ
10. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited υΩϡϝϯτͷొ࿥ 1 2 ΧπΦ͸αβΤͷఋ αβΤ͸ϫΧϝͷ࢞ 1 2 ΧπΦ αβΤ ͸ ͸ ͷ ͷ αβΤ ϫΧϝ ఋ ࢞ ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞ ϫΧϝ 2 1 2 1 2 1 ఋ 2 υΩϡϝϯτͷొ࿥ ୯ޠʹ෼ׂ ୯ޠ͔Βidͷ഑ྻ͕ Ҿ͚ΔΑ͏ʹ
11. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧ ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞ ϫΧϝ 2 1 2 1 2 1 ఋ 2 ݕࡧ৚݅ೖྗ ΧπΦɹαβΤ
12. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧ ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞ ϫΧϝ 2 1 2 1 2 1 ఋ 2 ΧπΦ αβΤ AND ݕࡧ৚݅ೖྗ ݕࡧ৚݅ͷύʔε
 ݕࡧΫΤϦԽ ΧπΦɹαβΤ
13. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧ ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞ ϫΧϝ 2 1 2 1 2 1 ఋ 2 ΧπΦ αβΤ AND ݕࡧ৚݅ೖྗ ݕࡧ৚݅ͷύʔε
 ݕࡧΫΤϦԽ ΧπΦɹαβΤ
14. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧ ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞ ϫΧϝ 2 1 2 1 2 1 ఋ 2 ΧπΦ αβΤ AND ݕࡧ৚݅ೖྗ ݕࡧ৚݅ͷύʔε
 ݕࡧΫΤϦԽ ΧπΦɹαβΤ
15. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧ ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞ ϫΧϝ 2 1 2 1 2 1 ఋ 2 ΧπΦ αβΤ AND ݕࡧ৚݅ೖྗ ݕࡧ৚݅ͷύʔε
 ݕࡧΫΤϦԽ ΧπΦɹαβΤ
16. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧ ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞ ϫΧϝ 2 1 2 1 2 1 ఋ 2 ΧπΦ αβΤ AND ݕࡧ৚݅ೖྗ ݕࡧ৚݅ͷύʔε
 ݕࡧΫΤϦԽ ΧπΦɹαβΤ
17. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧ ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞ ϫΧϝ 2 1 2 1 2 1 ఋ 2 ΧπΦ αβΤ AND ݕࡧ৚݅ೖྗ ݕࡧ৚݅ͷύʔε
 ݕࡧΫΤϦԽ ΧπΦɹαβΤ
18. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧ ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞ ϫΧϝ 2 1 2 1 2 1 ఋ 2 ΧπΦ αβΤ AND ݕࡧ৚݅ೖྗ ݕࡧ৚݅ͷύʔε
 ݕࡧΫΤϦԽ ΧπΦɹαβΤ
19. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ୯ޠͷ۠੾Γํ • ӳޠͷ৔߹ I am speaking Introduction Elasticsearch at MTU. ! • ೔ຊޠͷ৔߹ ࢲ͸MTUͰೖ໳Elasticsearchʹ͍ͭͯ࿩͍ͯ͠Δɻ
20. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ୯ޠͷ۠੾Γํ • ӳޠͷ৔߹ I am speaking Introduction Elasticsearch at MTU. 
 
 εϖʔε͕੾Ε໨ͱΘ͔Δ • ೔ຊޠͷ৔߹ ࢲ͸MTUͰೖ໳Elasticsearchʹ͍ͭͯ࿩͍ͯ͠Δɻ
 
 Ͳ͜Ͱ۠੾Ε͹Α͍ʁ
21. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited N-Gramͱܗଶૉղੳ • సஔΠϯσοΫεͷΩʔͷ࡞Γํ ೔ຊޠ͸୯ޠͷ੾Ε໨͕Θ͔Βͳ͍ͷͰɺసஔΠϯσοΫεͷ Ωʔ͸ओʹ࣍ͷ̎ͭͷख๏Ͱ࡞੒ • N-Gram NจࣈͣͭจষΛ۠੾Δ • ܗଶૉղੳ ࣙॻͳͲΛ༻͍ͯҙຯͷ͋Δ୯ޠͰ۠੾Δ
22. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ܗଶૉղੳ ! ! • ϝϦοτɿ ҙຯͷ͋Δ୯ޠͷ੾Ε໨
 ඼ࢺ৘ใΛݩʹ௥Ճॲཧ͕Մೳʢޠװม׵ͳͲʣ • σϝϦοτɿ ৽ޠʢະ஌ޠʣʹऑ͍ˠࣙॻϕʔεͷ৔߹ɺࣙॻʹͳ͍୯ޠ͸ݕ ग़ෆೳɻ ΧπΦ͸αβΤͷఋ ΧπΦ ͸ ͷ αβΤ ఋ
23. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited N-Gram ! ! • ϝϦοτɿ ະ஌ޠʹରԠՄೳ • σϝϦοτɿ ΠϯσοΫεංେԽ ඼ࢺ৘ใʹجͮ͘ॲཧ͕ෆՄೳ ΧπΦ͸αβΤͷఋ Χπ πΦ Φ͸ ͸α αβ βΤ Τͷ ͷఋ
24. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Elasticsearchͱ͸ʁ
25. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Copyright Elasticsearch 2013. Copying, publishing and/or distributing without written permission is strictly prohibited ϑϦʔϫʔυݕࡧ
26. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Copyright Elasticsearch 2013. Copying, publishing and/or distributing without written permission is strictly prohibited ߜΓࠐΈ
27. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Copyright Elasticsearch 2013. Copying, publishing and/or distributing without written permission is strictly prohibited ϋΠϥΠτ
28. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Copyright Elasticsearch 2013. Copying, publishing and/or distributing without written permission is strictly prohibited ιʔτ
29. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Copyright Elasticsearch 2013. Copying, publishing and/or distributing without written permission is strictly prohibited ϖʔδϯά
30. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Copyright Elasticsearch 2013. Copying, publishing and/or distributing without written permission is strictly prohibited ूܭ
31. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Copyright Elasticsearch 2013. Copying, publishing and/or distributing without written permission is strictly prohibited αδΣετ
32. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Elasticsearch in 10 seconds • εΩʔϚϑϦʔɺ෼ࢄυΩϡϝϯτετΞɺREST & JSON • Φʔϓϯιʔε: Apache License 2.0 • ઃఆͳ͠Ͱ؆୯ʹࢼ͢͜ͱ͕Մೳ • JavaͰ࣮૷ɻ֦ு΋༰қ
33. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ΠϯσοΫεͷߏ੒
 ࿦ཧߏ੒ͱ෺ཧߏ੒
34. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ΠϯσοΫεͷ࿦ཧߏ੒
35. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ΠϯσοΫεͷ࿦ཧߏ੒ bookstore dvd book 1 4 1 2 2 2 • 1/2/3/…ɿυΩϡϝϯτ ݕࡧ͍ͨ͠σʔλʢྫɿ1࡭ͷຊͳͲʣ • dvd/bookɿλΠϓ υΩϡϝϯτͷ࿦ཧతͳू߹ɺΧςΰϦ
 ʢྫɿbookʹຊͷू߹ʣ • bookstoreɿΠϯσοΫε ݕࡧ͍ͨ͠σʔλ
36. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited » curl -XPUT localhost:9200/bookstore/book/1 -d ' { "title" : "ElasticSearch Server೔ຊޠ൛", "authors" : “Jun Ohtani", "started" : "2013-07-17", "pages" : 336 }' Create…
37. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited » curl -XPUT localhost:9200/bookstore/book/1 -d ' { "title" : "ElasticSearch Server೔ຊޠ൛", "authors" : [ “Jun Ohtani", “Genta Kaneyama" ], "started" : "2013-07-17", "pages" : 336 }' Update…
38. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Delete… » curl -X DELETE localhost:9200/bookstore/book/1 Realtime GET… » curl —X GET localhost:9200/bookstore/book/1 » curl —X GET localhost:9200/bookstore/book/1/_source
39. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Search » curl -XGET localhost:9200/bookstore/_search?q=elasticsearch { "took" : 2, "timed_out" : false, "_shards" : { "total" : 5, "successful" : 5, "failed" : 0 }, "hits" : { "total" : 1, "max_score" : 0.076713204, "hits" : [ { "_index" : “books", "_type" : “book", "_id" : "1", "_score" : 0.076713204, "_source" : { "title" : "ElasticSearch Server೔ຊޠ൛", "authors" : [ “Jun Ohtani", “Genta Kaneyama" ], "started" : “2013-07-17", "pages" :336 } } ] } }
40. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited » curl -XGET ‘localhost:9200/booksstore/book/_search' -d '{ "query": { "filtered" : { "query" : { "match": { "text" : { "query" : “To Be Or Not To Be", "cutoff_frequency" : 0.01 } } }, "filter" : { "range": { "price": { "gte": 20.0 "lte": 50.0 ... } }' Search - Query DSL
41. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ΠϯσοΫεͷ෺ཧߏ੒
42. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ෺ཧߏ੒ node1 bookstore otheridx 1 4 1 2 2 2 • 1/2/3/…ɿγϟʔυ(shard) ΠϯσοΫεΛ෺ཧతʹ෼ׂͯ͠อ࣋͢ ΔͨΊͷ࠷খ୯Ґɻ • bookstoreɿΠϯσοΫε ΠϯσοΫε͸γϟʔυͷू߹ • node1ɿϊʔυ Elasticsearchͷϓϩηε
43. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ΠϯσοΫεͷ෺ཧߏ੒ • Ϋϥελͱϊʔυͱγϟʔυͷؔ܎ • Elasticsearchͷϊʔυू߹ʹΫϥελ • Ϋϥελ͸nݸͷϊʔυ͔Βߏ੒
 ˞cluster.name͕ಉҰͳΒಉҰΫϥελͱΈͳ͢ • ΠϯσοΫε͸nݸͷγϟʔυ͔Βߏ੒͞Εɺ
 γϟʔυ୯ҐͰϊʔυʹ഑ஔʹ෼ࢄ؅ཧ • γϟʔυ਺ͷܾఆ • ΠϯσοΫε࡞੒࣌ʹͷΈγϟʔυ਺ΛࢦఆՄೳ
44. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Ϋϥελ node 1 bookstore otheridx 2 1 4 1 node 2 bookstore otheridx 2 2 3 3 4 1 ϨϓϦΧ ϓϥΠϚϦ
45. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ϓϥΠϚϦͱϨϓϦΧͷؔ܎ • ϓϥΠϚϦγϟʔυͱϨϓϦΧγϟʔυ • γϟʔυ୯ҐͰϨϓϦΧʢෳ੡ʣΛอ࣋Մೳ • σʔλ͸ϓϥΠϚϦʹొ࿥ޙɺϨϓϦΧʹొ࿥ • ಉҰϊʔυ্ʹಉҰγϟʔυͷϓϥΠϚϦͱϨϓ ϦΧ͸ଘࡏ͠ͳ͍ • ϨϓϦΧ਺͸ಈతʹมߋՄೳ
46. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Ϋϥελ node 1 bookstore otheridx 2 1 4 1 node 2 bookstore otheridx 2 2 node 3 bookstore otheridx 3 4 1 3
47. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ΠϯσοΫεͷొ࿥ͱݕࡧͷ ಺෦ಈ࡞
48. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited υΩϡϝϯτొ࿥γʔέϯε • υΩϡϝϯτΛొ࿥ doc1 node 1 bookstore 2 1 4 node 2 bookstore 2 3 3 4 1
49. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited υΩϡϝϯτొ࿥γʔέϯε • υΩϡϝϯτͷIDͷϋογϡ஋Λܭࢉͯ͠γϟʔ υ਺ͰׂΓɺొ࿥͢ΔγϟʔυΛܾΊΔ node 1 bookstore 2 1 4 node 2 bookstore 2 3 3 4 1 doc1
50. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited υΩϡϝϯτొ࿥γʔέϯε • υΩϡϝϯτIDͷϋογϡ஋Λܭࢉɺγϟʔυ਺ ͰׂΓɺొ࿥͢ΔγϟʔυΛܾΊΔ node 1 bookstore 2 1 4 node 2 bookstore 2 3 3 4 1 doc1 hash(1)%4=1
51. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited υΩϡϝϯτొ࿥γʔέϯε • γϟʔυ͕ܾ·ͬͨΒɺϓϥΠϚϦγϟʔυ͕͋ Δϊʔυ͕Ͳ͔͜Λௐ΂Δ node 1 bookstore 2 1 4 node 2 bookstore 2 3 3 4 1 doc1
52. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited υΩϡϝϯτొ࿥γʔέϯε • ϓϥΠϚϦ͔ΒϨϓϦΧ΁ node 1 bookstore 2 1 4 node 2 bookstore 2 3 3 4 1 doc1
53. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧγʔέϯε • ݕࡧΫΤϦΛ࣮ߦ Query node 1 bookstore 2 1 4 node 2 bookstore 2 3 3 4 1
54. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧγʔέϯε • ϊʔυ͕̍ड͚औͬͨΫΤϦΛશγϟʔυʹૹ৴ node 1 bookstore 2 1 4 node 2 bookstore 2 3 3 4 1 Query
55. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧγʔέϯε • ϊʔυ͕̍ड͚औͬͨΫΤϦΛશγϟʔυʹૹ৴ node 1 bookstore 2 1 4 node 2 bookstore 2 3 3 4 1 Query
56. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧγʔέϯε • ϊʔυ͕̍ड͚औͬͨΫΤϦΛશγϟʔυʹૹ৴ • γϟʔυຖʹݕࡧ࣮ߦ node 1 bookstore 2 1 4 node 2 bookstore 2 3 3 4 1 Query Query Query Query Query
57. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧγʔέϯε • શγϟʔυ͔Βͷ݁ՌΛϚʔδ node 1 bookstore 2 1 4 node 2 bookstore 2 3 3 4 1 Query ݁Ռ ݁Ռ ݁Ռ ݁Ռ
58. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧγʔέϯε • શγϟʔυ͔Βͷ݁ՌΛϚʔδ node 1 bookstore 2 1 4 node 2 bookstore 2 3 3 4 1 ݁Ռ
59. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ݕࡧγʔέϯε • ݁ՌΛૹ৴ ݁Ռ node 1 bookstore 2 1 4 node 2 bookstore 2 3 3 4 1
60. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited σϞ
61. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Visualize with Kibana
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63. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Kibana
64. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited Kibana
65. Copyright Elasticsearch 2014. Copying, publishing and/or distributing without written permission is strictly prohibited ࢀߟจݙ • Github https://github.com/elasticsearch • ΨΠυ http://www.elasticsearch.org/guide/ • ॻ੶ ElasticSearchServer೔ຊޠ൛