Salesforce Object Schema Flashcards

Questions and Answers

How is schema information obtained?

The Schema Class's static methods.

What is Schema.getGlobalDescribe()?

A way to get a key value pair of sObject names (k) and sObject tokens (v) for standard and custom objects.

What is Schema.describeSObject(sObject)?

A way to get the metadata for a specified sObject or array of sObjects.

What is Schema.describeTabs()?

A way to return information about the standard and custom apps available to the current user. Signup and view all the answers

What is a token and how big is it?

A 'placeholder' of the object or field it points to. Less than 20 bytes. Signup and view all the answers

What is the data type for a sObject token?

Schema.SObjectType Signup and view all the answers

What is the data type for a field token?

Schema.SObjectField Signup and view all the answers

What is a describe and how big is it?

Contains all the details of the sObject token and can contain hundreds or even thousands of bytes of data. Signup and view all the answers

What is the data type for a sObject describe?

Schema.DescribeSObjectResult Signup and view all the answers

What is the data type for a field describe?

Schema.DescribeFieldResult Signup and view all the answers

What can we do with a token?

We use them to get the details of an sObject. Signup and view all the answers

Study Notes

Salesforce Schema Overview

Schema describes information using static methods from the Schema Class.
Schema.getGlobalDescribe() retrieves key-value pairs of sObject names and their corresponding tokens for both standard and custom objects.
Use Schema.describeSObject(sObject) to acquire metadata for a specified sObject or an array of sObjects.

Application and User Information

Schema.describeTabs() provides data regarding standard and custom applications accessible to the current user.

Token Characteristics

Tokens act as "placeholders" for objects or fields they represent, capped at less than 20 bytes in size.
The data type for a sObject token is Schema.SObjectType.
The data type for a field token is Schema.SObjectField.

Describe Data Structure

Describes the entirety of an sObject token, potentially containing hundreds or thousands of bytes of data.
The data type for a sObject describe is Schema.DescribeSObjectResult.
The data type for a field describe is Schema.DescribeFieldResult.

Utilization of Tokens

Tokens facilitate the retrieval of detailed information regarding sObjects.

Description

Test your knowledge of the Salesforce Object Schema with these flashcards. Each card presents key concepts related to schema methods and sObject metadata. Perfect for Salesforce developers looking to reinforce their understanding of object schemas.