Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
ドメインの本質を掴む / Get the essence of the domain
Search
Takumi Shotoku
November 14, 2024
Technology
2
310
ドメインの本質を掴む / Get the essence of the domain
【オフライン開催】Roppongi.rb #24
https://roppongirb.connpass.com/event/335196/
Takumi Shotoku
November 14, 2024
Tweet
Share
More Decks by Takumi Shotoku
See All by Takumi Shotoku
Automatically generating types by running tests
sinsoku
3
11k
滅・サービスクラス🔥 / Destruction Service Class
sinsoku
8
2.6k
テストを書かないためのテスト/ Tests for not writing tests
sinsoku
1
270
"型"のあるRailsアプリケーション開発 / Typed Rails application development
sinsoku
10
2.9k
Let's get started with Ruby && Rails Tips
sinsoku
0
460
LTの敷居を下げる / Lower the threshold for LT
sinsoku
1
390
CircleCIの高速化🚀 / CircleCI faster
sinsoku
3
1.5k
Railsアプリと型検査 / Rails app and type checking
sinsoku
5
1.6k
💎のつくりかた 2023 / How to make gems 2023
sinsoku
2
430
Other Decks in Technology
See All in Technology
Azure Well-Architected Framework入門
tomokusaba
1
150
20251027_マルチエージェントとは
almondo_event
1
490
ソースを読む時の思考プロセスの例-MkDocs
sat
PRO
1
340
設計に疎いエンジニアでも始めやすいアーキテクチャドキュメント
phaya72
8
4.2k
re:Invent 2025の見どころと便利アイテムをご紹介 / Highlights and Useful Items for re:Invent 2025
yuj1osm
0
430
ストレージエンジニアの仕事と、近年の計算機について / 第58回 情報科学若手の会
pfn
PRO
4
910
激動の時代を爆速リチーミングで乗り越えろ
sansantech
PRO
1
190
戦えるAIエージェントの作り方
iwiwi
14
6.3k
Open Table Format (OTF) が必要になった背景とその機能 (2025.10.28)
simosako
2
520
How Fast Is Fast Enough? [PerfNow 2025]
tammyeverts
2
170
DMMの検索システムをSolrからElasticCloudに移行した話
hmaa_ryo
0
290
OPENLOGI Company Profile for engineer
hr01
1
46k
Featured
See All Featured
jQuery: Nuts, Bolts and Bling
dougneiner
65
7.9k
VelocityConf: Rendering Performance Case Studies
addyosmani
333
24k
Gamification - CAS2011
davidbonilla
81
5.5k
How To Stay Up To Date on Web Technology
chriscoyier
791
250k
Art, The Web, and Tiny UX
lynnandtonic
303
21k
The Myth of the Modular Monolith - Day 2 Keynote - Rails World 2024
eileencodes
26
3.1k
How to Ace a Technical Interview
jacobian
280
24k
BBQ
matthewcrist
89
9.9k
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
kevinliebholz
36
6.1k
Balancing Empowerment & Direction
lara
5
700
Designing for Performance
lara
610
69k
We Have a Design System, Now What?
morganepeng
53
7.8k
Transcript
υϝΠϯͷຊ࣭Λ௫Ή Roppongi.rb #24 2024/11/14 1
ࣗݾհ • ໊લ: ਖ਼ಙ (aka: ਆ) • GitHub: @sinsoku (ը૾ӈ্)
• X: @sinsoku_listy (ը૾ӈԼ) • Railsྺ: 10͘Β͍ 2
Omotesando.rb ͷೋ࣍ձޙ 3
! LTͰͤΔωλΛ୳͢ 4
࠷ۙͷۀ • طଘͷ༷ΛௐΔ • ςʔϒϧߏΛѲ͢Δ • ERਤ ΛோΊΔ • υϝΠϯڥքΛߟ͑Δ
• ERਤ ͰςʔϒϧΛάϧʔϓԽ͢Δ 5
࣮ମؔ࿈ϞσϧʢERDʣ1 1 https://ja.wikipedia.org/wiki/ %E5%AE%9F%E4%BD%93%E9%96%A2%E9%80%A3%E3%83%A2%E3%83%87%E3%83%AB 6
ERਤΛѻ͏πʔϧͷհ 1. SchemaSpyʢੜʣ 2. dbdocs.ioʢੜʣ 3. MySQL Workbenchʢੜɾฤूʣ 4. pgAdminʢੜɾฤूʣ
5. dbdiagram.ioʢੜɾฤूʣ 7
rails-mermaid_erd ͷ͠ͳ͍2 2 https://speakerdeck.com/sanfrecce_osaka/rails-and-mermaid 8
SchemaSpy3 • Java • طଘͷDBʹଓͯ͠ੜՄ • HTMLͷϑΝΠϧΛੜ͢Δ • ! DockerΠϝʔδ͋Γ
• JREΛೖΕΔඞཁͳ͍ 3 https://schemaspy.org/ 9
͍ํ $ docker run -"network="host" -v "$PWD/output:/output" \ schemaspy/schemaspy:snapshot \
-t pgsql11 \ -db bootcamp_development \ -host localhost \ -u postgres \ -p postgres 10
11
12
13
dbdocs4 • Node.js, Web • طଘͷDBʹଓͯ͠ੜՄ • Ӿཡ੍ݶ͕Մೳʢύεϫʔυ, ϓϥΠϕʔτ ʣ
• ! " Λॻ͚Δ • ⚠ ϩʔΧϧڥͰӾཡͰ͖ͳ͍ 4 https://dbdocs.io/ 14
͍ํ $ npm install -g dbdocs $ dbdocs login $
dbdocs db2dbml postgres \ 'postgresql:/#postgres:postgres@localhost:5432/bootcamp_development' \ -%outFile=database.dbml $ dbdocs build database.dbml -%project bootcamp 15
16
17
18
MySQL Workbench • طଘͷDB͔ΒςʔϒϧใΛಡΈࠐΈՄʢMySQLͷΈʣ • ςʔϒϧΛάϧʔϓԽͰ͖Δ • ڞಉฤूͰ͖ͳ͍ • !
Λॻ͚Δʢ͔͠͠ " ౾දࣔʣ 19
20
pgAdmin 4 • طଘͷDB͔ΒςʔϒϧใΛಡΈࠐΈՄʢpgͷΈʣ • ςʔϒϧΛάϧʔϓԽͰ͖ͳ͍ • ڞಉฤूͰ͖ͳ͍ • !
Λॻ͚ͳ͍ 21
22
23
dbdiagram.io5 • schema.rb ͔ΒςʔϒϧใΛಡΈࠐΈՄ • ! ςʔϒϧΛάϧʔϓԽͰ͖Δ • ! ڞಉฤूͰ͖Δ
• ! " Λॻ͚Δ • ⚠ ϩʔΧϧڥͰӾཡͰ͖ͳ͍ 5 https://dbdiagram.io/ 24
25
͓·͚: The Top 6 Database Design Tools for 20246 6
https://vertabelo.com/blog/database-design-tools/ 26
ERਤʹ͍ͭͯৄ͍͠ਓ ͥͻޙ΄Ͳ͠·͠ΐ͏ 27