Object Relationships
Link two objects
-parent to child
-one to many
two main types
-lookup
-master-detail
two special types // implementation of the two
-self relationships
-many to many relationships
lookup relationships
-loosely coupled
* child field value may be optional
* no cascade delte
* independent ownerhip / — independent access control
* max 25 lookup per child
– child may not have a parent
master detail
-tightly coupled
* child field vale is always required
* cascade delete
* inherited ownership * sharing
* max 2 per detail object
Custom Fields
- store the data for your custom object records
- automatically include some standard fields
- create custom fields to store additional information
Custom Fields and External Ids
- Custom index on any custom field of type Text, Number or Email
- Available on all objects that support custom fields
- User-defined cross-reference field
- Why is it important?
– Increases report and API SOQL performance
– Used with upsert to easiy integrate apps with other systems
- An object can have three External IDs
Encrypted Fields
-Encrypted fields allow for masking data from all users except those with the “View Encrypted Data” permission – provisioned feature
- Encrypted custom fields cannot be unique, an external ID or have default values
- Encrypted fields are editable regardless of whether the user has the “View Encrypted Data” permission – can use validation rules, field level security, page layout etc.. to
2 Types Activites
- Task
- Activity
6 Standard Name fields
-Name
-ID
-Created By
-LAst Modified By
-Created Date/Last Modified Date
-Owner
