Cayenne by Example

Illustrating some of the major features of the Apache Cayenne ORM framework using simple examples.

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Introduction
- Apache Cayenne
- Cayenne by Example
Obtaining Cayenne
- Downloading Cayenne
- Using Maven
Cayenne Modeler
- Startup
- Main Window
  - Main Toolbar
  - Navigation Pane
    - DataDomain, DataMap, DataNode
  - Detail Pane
- DataDomain Editor
  - DataDomain Configuration
  - Cache Configuration
- DataMap Editor
  - DbEntities
    - Entity
    - Attributes
    - Relationships
  - ObjEntities
    - Entity
    - Attributes
    - Relationships
    - Callbacks
    - Listeners
- DataNode Editor
  - Main
  - Adapter
  - Password Encoder
- Generate Classes
- Reverse Engineer Schema
- Preferences
  - General
  - Local Data Sources
  - Classpath
  - Templates
- Recipes
  - Modeling To-One Relationships
  - Modeling To-Many Relationships
  - Modeling Many-To-Many Relationships
  - Modeling Enumerations
  - Modeling Embeddables
Cayenne Contexts
Lifecycle Events
Examples
Inserting Objects
- Basic Inserts
- Enumerations
- To-One Relationships
- To-Many Relationships
- Many-to-Many Relationships
- Flattened Relationships
- To-Dependent PK
- Meaningful PK
- Callbacks
- Listeners
- Embeddables
- BLOBs
- Validation
Fetching Objects
- Select Queries
- SQL Template Queries
- Paginated Queries
- Named Queries
- Relationship Query
- Relationships
- Order By
- Fetch Limits
- Invalidate and Refetch
- Prefetching and Lazy Loading
- Raw Row Fetching
- Aggregate Functions
Updating Objects
- Fetch and Update
- Optimistic Locking
- Child Contexts
Deleting Objects
- Deleting Single Object
- Deleting Multiple Objects
- Delete Rules
- Query Chain
Unit Testing
Web Applications
Custom Templates
Differences with Hibernate
Credits and Resources

To-One Relationships

Cayenne Version	3.0.2
Project Directory	InsertingObjects/ToOne
Source Directory	InsertingObjects/ToOne/src/main/java
Resource Directory	InsertingObjects/ToOne/src/main/resources
Inputs	N/A
Compiling/Running	cd InsertingObjects/ToOne mvn clean compile mvn exec:java -Dexec.mainClass=cbe.inserting.ToOne
View/Edit Model	mvn cayenne-modeler:run
Status	Code: Mostly Complete Documentation: Very Incomplete

TBD…

Contents

To-One Relationships