Upgrade to Pro — share decks privately, control downloads, hide ads and more …

A tip for using magical record

Avatar for Pin-Shih Wang Pin-Shih Wang
October 14, 2014
Programming
170
0

A tip for using magical record

Avatar for Pin-Shih Wang

Pin-Shih Wang

October 14, 2014

More Decks by Pin-Shih Wang

See All by Pin-Shih Wang
iOS Extension
Avatar for Pin-Shih Wang wpsteak
4
490
CI with Git Flow
Avatar for Pin-Shih Wang wpsteak
2
270
Test With Xcode Server
Avatar for Pin-Shih Wang wpsteak
0
140
a lighter reusable cell
Avatar for Pin-Shih Wang wpsteak
0
90

Other Decks in Programming

See All in Programming
PHP Application における Kubernetes 内 gRPC 通信
Avatar for Shin Ohno ganchiku
0
580
Laravelで学ぶ Webアプリケーションチューニング入門/web_application_tuning_101
Avatar for Ryo Tomidokoro hanhan1978
4
1.6k
数百円から始めるRuby電子工作
Avatar for Tarosa tarosay
0
130
Android CLI
Avatar for Sungyong An fornewid
0
210
全PRの83%がAIレビューだけでマージできるようになった開発組織はその後どうなったか
Avatar for a-thug athug
1
1.4k
Go言語とトイモデルで学ぶTransformerの気持ち / fukuokago23-transformer
Avatar for monochromegane monochromegane
0
160
komatsuna「分散システムにおけるバグ分析手法」
Avatar for こまつな komatsunaqa
0
230
Apache Hive: Toward a Cloud Native Lakehouse
Avatar for okumin okumin
0
180
仕様駆動開発の消費期限
Avatar for watany watany
4
900
変わらないものが、変わるものを決める — 意図駆動開発 × イベントソーシング × イミュータブル | What Doesn't Change Decides What Can — IDD × Event Sourcing × Immutability
Avatar for Tomohisa Takaoka tomohisa
0
1.1k
属人化した知識を、 AIが辿れる地図にする
Avatar for PKSHA Technology（パークシャテクノロジー） pkshadeck
PRO
1
140
『コードを書く以外の』エンジニアリング〜課金基盤移行プロジェクト推進のためのTips4選
Avatar for yuriko yuriko1211
0
570

Featured

See All Featured
BBQ
Avatar for Matthew Crist matthewcrist
89
10k
Bash Introduction
Avatar for André Augusto Costa Santos 62gerente
615
220k
HTML-Aware ERB: The Path to Reactive Rendering @ RubyCon 2026, Rimini, Italy
Avatar for Marco Roth marcoroth
3
400
SERP Conf. Vienna - Web Accessibility: Optimizing for Inclusivity and SEO
Avatar for Sara Fernández Carmona sarafernandez
2
1.5k
<Decoding/> the Language of Devs - We Love SEO 2024
Avatar for Nikki Halliwell nikkihalliwell
1
280
[RailsConf 2023 Opening Keynote] The Magic of Rails
Avatar for Eileen M. Uchitelle eileencodes
31
10k
Context Engineering - Making Every Token Count
Avatar for Addy Osmani addyosmani
9
1k
Designing Powerful Visuals for Engaging Learning
Avatar for Mike Taylor tmiket
1
470
The Art of Delivering Value - GDevCon NA Keynote
Avatar for David Neal reverentgeek
16
2.1k
Art, The Web, and Tiny UX
Avatar for Lynn Fisher lynnandtonic
304
22k
Chrome DevTools: State of the Union 2024 - Debugging React & Beyond
Avatar for Addy Osmani addyosmani
10
1.3k
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
Avatar for Kevin Liebholz kevinliebholz
37
6.5k

Transcript

  1. A tip for using magical record with Core Data Stack

    @wpsteak

  2. Persistent Store Coordinator MR_rootSavingContext NSPrivateQueueConcurrencyType Managed Object Context MR_defaultContext NSMainQueueConcurrencyType

    Managed Object Context parent context Magical Record

  3. DataManager Access database Persistent Store Coordinator MR_rootSavingContext NSPrivateQueueConcurrencyType Managed Object

    Context MR_defaultContext NSMainQueueConcurrencyType Managed Object Context parent context Magical Record Current Architecture

  4. DataManager NSPrivateQueueConcurrencyType MR_rootSavingContext NSMainQueueConcurrencyType MR_defaultContext Magical Record Current Architecture Main

    thread Background Thread Operation Database access

  5. DataManager NSPrivateQueueConcurrencyType MR_rootSavingContext NSMainQueueConcurrencyType MR_defaultContext Magical Record UI Block Main

    thread Background Thread Operation > 2x Database access

  6. MR_rootSavingContext NSPrivateQueueConcurrencyType Managed Object Context MR_defaultContext NSMainQueueConcurrencyType Managed Object Context

    Nested Managed Object Contexts NSPrivateQueueConcurrencyType Managed Object Context Magical Record MR_context Main thread Background Background

  7. MR_rootSavingContext NSPrivateQueueConcurrencyType Managed Object Context MOC Nested Managed Object Contexts

    MOC Magical Record Background Main Background MOC

  8. DataManager MOC MOC NSPrivateQueueConcurrencyType MR_rootSavingContext Magical Record Main thread Background

    Thread Background

  9. DataManager NSPrivateQueueConcurrencyType MR_rootSavingContext Magical Record Background Thread operation > 2x

    Access in background MOC MOC Main thread Background

  10. DataManager NSPrivateQueueConcurrencyType MR_rootSavingContext Magical Record Background Thread UI MOC Main

    thread fetch data Database access

  11. End