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
300
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
10k
滅・サービスクラス🔥 / Destruction Service Class
sinsoku
8
2.5k
テストを書かないためのテスト/ Tests for not writing tests
sinsoku
1
250
"型"のあるRailsアプリケーション開発 / Typed Rails application development
sinsoku
10
2.8k
Let's get started with Ruby && Rails Tips
sinsoku
0
440
LTの敷居を下げる / Lower the threshold for LT
sinsoku
1
380
CircleCIの高速化🚀 / CircleCI faster
sinsoku
3
1.4k
Railsアプリと型検査 / Rails app and type checking
sinsoku
5
1.5k
💎のつくりかた 2023 / How to make gems 2023
sinsoku
2
420
Other Decks in Technology
See All in Technology
バクラクによるコーポレート業務の自動運転 #BetAIDay
layerx
PRO
1
910
LLMをツールからプラットフォームへ〜Ai Workforceの戦略〜 #BetAIDay
layerx
PRO
1
920
2025-07-31: GitHub Copilot Agent mode at Vibe Coding Cafe (15min)
chomado
2
390
AI関数が早くなったので試してみよう
kumakura
0
220
AIに頼りすぎない新人育成術
cuebic9bic
3
230
Google Agentspaceを実際に導入した効果と今後の展望
mixi_engineers
PRO
3
380
Segment Anything Modelの最新動向:SAM2とその発展系
tenten0727
0
600
開発 × 生成AI × コミュニケーション:GENDAの開発現場で感じたコミュニケーションの変化 / GENDA Tech Talk #1
genda
0
110
生成AI導入の効果を最大化する データ活用戦略
ham0215
0
120
Kiroから考える AIコーディングツールの潮流
oikon48
4
680
アカデミーキャンプ 2025 SuuuuuuMMeR「燃えろ!!ロボコン」 / Academy Camp 2025 SuuuuuuMMeR "Burn the Spirit, Robocon!!" DAY 1
ks91
PRO
0
130
Vision Language Modelと自動運転AIの最前線_20250730
yuyamaguchi
3
1.2k
Featured
See All Featured
Mobile First: as difficult as doing things right
swwweet
223
9.9k
Improving Core Web Vitals using Speculation Rules API
sergeychernyshev
18
1.1k
Code Review Best Practice
trishagee
69
19k
XXLCSS - How to scale CSS and keep your sanity
sugarenia
248
1.3M
[RailsConf 2023] Rails as a piece of cake
palkan
56
5.7k
Navigating Team Friction
lara
188
15k
Done Done
chrislema
185
16k
Making Projects Easy
brettharned
117
6.3k
4 Signs Your Business is Dying
shpigford
184
22k
Understanding Cognitive Biases in Performance Measurement
bluesmoon
29
1.8k
Optimising Largest Contentful Paint
csswizardry
37
3.4k
Rails Girls Zürich Keynote
gr2m
95
14k
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