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オブジェクトの有効化と無効化
Official Documentation
Activating and Deactivating Objects Custom objects are activated when published. While active, you can use the object to create entries via the Liferay UI or dedicated REST APIs. If needed, you can...
添付ファイルフィールド
Official Documentation
Attachment Fields Attachment fields are for uploading files to your instance's Document Library. When uploaded, the file is linked to the entry's attachment field. Each field can only be linked to...
自動インクリメントフィールド
Official Documentation
Auto-Increment Fields DXP 2024.Q1+/Portal GA112+ Auto-Increment fields are configurable read-only fields for uniquely identifying object entries in a human-readable format. For example, an IT...
項目
Official Documentation
Fields Liferay DXP 2023.Q4+/Portal GA102+ Object fields are data definitions that represent database columns and store different types of values. All objects include default system fields, but you...
変更不可能なシステムオブジェクトの拡張
Official Documentation
Extending Unmodifiable System Objects Liferay 7.4 U86+/GA86+ With Liferay Objects, you can extend supported system services. These services are integrated with the Objects framework as...
オブジェクト定義のエクスポートとインポート
Official Documentation
Exporting and Importing Object Definitions Liferay 7.4 U68+/GA68+ You can export and import object definitions as .json files. These files include the definition's complete schema (e.g.,...
譲受人フィールド
Official Documentation
Assignee Fields Liferay DXP 2025.Q4+/Portal 2026.Q1+ Assignee fields are for selecting existing users or roles in the object entry. Assigned users can edit the entry with no manual permission...
オブジェクトへのフィールドの追加
Official Documentation
Adding Fields to Objects Liferay DXP 2023.Q4+/Portal GA102+ Fields are data definitions that represent database columns and store different types of values. By default, all objects include these...
オブジェクトの削除
Official Documentation
Deleting Objects Liferay 7.4 U26+/GA26+ You can delete draft and published object definitions. Deleting a definition removes its associated data, including the stored entries for published...
カスタム状態の追加と管理
Official Documentation
Adding and Managing Custom States Liferay 7.4+ Some use cases may require assigning multiple states to an object entry at the same time. For example, when building an Order application, you may...
集約フィールド
Official Documentation
Aggregation Fields Liferay 7.4 U47+/GA47+ Aggregation fields perform basic calculations on the entries from a relationship table and display the resulting values. Available aggregation functions...
暗号化されたフィールド
Official Documentation
Encrypted Fields Self-Hosted and PaaS Only Liferay 7.4 U72+/GA72+ Liferay provides the encrypted field type for storing sensitive user data. To use encrypted fields, first add an encryption...
選択リストフィールド
Official Documentation
Picklist Fields Liferay 7.4 U72+/GA72+ Picklists define lists of text values usable as single select or multi-select fields in object definitions. By default, single select fields appear as...
読み取り専用フィールドの使用
Official Documentation
Using Read-Only Fields Some use cases may require data fields to be read-only. For example, data integrity may require some field values to remain immutable, or you may need to prevent unauthorized...
数式フィールド
Official Documentation
Formula Fields Liferay DXP 2023.Q4+/Portal GA102+ Formula fields store read-only values calculated using numeric fields in the object definition. Example use cases include calculating an...
レイアウト
Official Documentation
Layouts Liferay 7.4+ Object layouts define how fields and relationships appear when creating and editing entries. All published objects include an autogenerated layout with a single tab that lists...
オブジェクトレイアウトの設計
Official Documentation
Designing Object Layouts Liferay 7.4 U31+/GA31+ Layouts define how fields and relationships appear when creating and editing object entries. Each layout can include multiple tabs containing...
オブジェクトリレーションシップの定義
Official Documentation
Defining Object Relationships Liferay 7.4+ Relationships add fields and tables to object definitions for relating their entries to one another. Follow these steps to add relationships to object...
オブジェクト継承の使用
Official Documentation
Using Object Inheritance [Release Feature (LPD-34594)](../../../../security-and-administration/administration/configuring-liferay/feature-flags.md#release-feature-flags) Liferay DXP...
フォルダを使ってオブジェクトを整理する
Official Documentation
Organizing Objects with Folders By default, object definitions are grouped in the Uncategorized folder, but you can add object folders to organize data models and manage access to definitions. ...
フィールドタブへのカテゴリー設定の追加
Official Documentation
Adding Categorization to Fields Tabs Liferay 7.4 U31+/GA31+ You can add categorization blocks to fields tabs so end users can apply tags and categories to object entries. Follow these steps: ...
スケジュールとサブスクリプション
Official Documentation
Scheduling and Subscription [Beta Feature](../../../security-and-administration/administration/configuring-liferay/feature-flags.md#beta-feature-flags) (LPD-17564) Liferay DXP 2025.Q4+/Portal...
ヘッドレス API によるオブジェクトの管理
Official Documentation
Managing Objects with Headless APIs Liferay 7.4+ You can create and manage objects from the Applications menu, but you can also use Liferay's REST APIs. Call these services to create and manage...
リレーション
Official Documentation
Relationships Liferay 7.4 U47+/GA47+ Relationships add fields and tables to object definitions for relating their entries with one another. This provides access to entry data in different...
システムオブジェクトをカスタムオブジェクトと共に使用する
Official Documentation
Using System Objects with Custom Objects
オブジェクト定義とエントリのローカライズ
Official Documentation
Localizing Object Definitions and Entries Liferay DXP 2023.Q3+/Portal GA92+ Liferay objects are integrated with the localization framework, so you can add translations for definition labels, and...
関連の削除
Official Documentation
Removing Relationships Liferay 7.4 U26+/GA26+ You can remove relationships from both draft and published object definitions. Removing a relationship permanently deletes its field from the related...
検証
Official Documentation
Validations Liferay 7.4+ Object validations set rules for determining valid field inputs. You can define validations with Groovy scripts, Liferay expressions, or a specified Composite Key...
オブジェクトモデルビルダーの使用
Official Documentation
Using the Objects Model Builder [Liferay DXP 2023.Q4+/Portal GA102+](#model-builder-availability) For Liferay DXP 2023.Q4+/Portal GA102+, you must have Object Folder → View permissions to...
フィールド検証の追加
Official Documentation
Adding Field Validations Liferay DXP 2023.Q3+/Portal GA92+ Validations set rules for determining valid field entries. Each validation has its own trigger, conditions, and error message, which you...
カスタムオブジェクトからアカウントデータにアクセスする
Official Documentation
Accessing Accounts Data from Custom Objects Liferay 7.4 U35+/GA35+ In some use cases, you may want to access account data from a custom object. For example, if you're building a custom returns...
アカウントによるオブジェクトデータへのアクセス制限
Official Documentation
Restricting Access to Object Data by Account Liferay 7.4 U58+/GA58+ In scenarios with multiple business accounts, you may want to restrict access to object entries by account. For example,...
オブジェクトエントリーの表示
Official Documentation
Displaying Object Entries Liferay 7.4+ You can display object entries dynamically with Liferay's page building features. For example, collection displays can show a list of entries while display...
テーブルの列名の変更
Official Documentation
Renaming Table Columns Liferay 7.4 U21+/GA21+ With custom views, you can change and localize the display name for table columns so you can serve your global users and ensure the table's naming...
デフォルトのソート順の設定
Official Documentation
Setting a Default Sorting Liferay 7.4 U18+/GA18+ With custom views, you can set a default sorting for tables. Follow these steps: Begin editing the desired view and go to the Default Sort tab. ...
ビューにフィルターを追加する
Official Documentation
Adding Filters to Views Liferay 7.4 U49+/GA49+ When designing a custom view, you can determine which fields appear as filter facets. Also, you can set default filters that apply automatically to...
コレクションを使用してオブジェクトエントリを表示する
Official Documentation
Displaying Object Entries with Collections Liferay 7.4 U77+/GA77+ When you publish an object definition, Liferay creates a collection provider for it. For site-scoped objects, you can also create...
エクスプレッションビルダー検証のリファレンス
Official Documentation
Expression Builder Validations Reference Liferay 7.4 U67+/GA67+ You can create object field validations using Liferay's Expression Builder. This tool provides an integrated editor for quickly...
オブジェクト閲覧数の設計
Official Documentation
Designing Object Views Liferay 7.4+ Views define how entries appear in an object's application page. Though each published object has an autogenerated view, you can create your own. Design custom...
オブジェクトウィジェットのサイトへのデプロイ
Official Documentation
Deploying Object Widgets to Sites Liferay 7.4+ When an Object is published, Liferay automatically generates a dedicated widget you can deploy to site pages. This includes both site-scoped and...