Query for the related object fields that you need; OR Create a formula field on the Order__c object that returns relatedObject2__r.Name, which will be available in the after insert trigger. For the 1st option, you would execute a SOQL query to return the Order fields you need, including relationship fields for the related object fields.
Full Answer
How to get the relationship fields of related object in Salesforce?
For the 1st option, you would execute a SOQL query to return the Order fields you need, including relationship fields for the related object fields. For the 2nd option, your code would almost be identical but you would use the formula field on Order__c, rather than relatedObject2__r.Name.
What is a soql query in Salesforce?
Salesforce Object Query Language (SOQL) Use the Salesforce Object Query Language (SOQL) to search your organization’s Salesforce data for specific information. SOQL is similar to the SELECT statement in the widely used Structured Query Language (SQL) but is designed specifically for Salesforce data.
How to retrieve related objects data using soql query?
Using relationship queries, we can retrieve the related objects data using the SOQL query. Contact. Below diagram display relationship between Account and Contact. To be able to traverse these relationships for standard objects, a relationship name is given to each relationship.
Where can I find the child relationship name in Salesforce?
You can find the same in the relationship field that relates the child object to account. In our case it is "Account" which is located @Contact. So if you go to detail of this field you will find the Child Relationship Name, which should be " Contacts ".
How do I query a related list in Salesforce?
You can use a subquery: SELECT Id, Name, (SELECT Id, Name FROM Approvers__r) FROM opportunity. In Visualforce pages with a standard controller, you can use the apex:relatedList component to automatically show the list as it would have shown in the page layout.
How do I query an object in Salesforce?
Use SOQL when you know which objects the data resides in, and you want to:Retrieve data from a single object or from multiple objects that are related to one another.Count the number of records that meet specified criteria.Sort results as part of the query.Retrieve data from number, date, or checkbox fields.
How do you create a relationship query in Salesforce?
Salesforce SOQL Relationship QueriesChild To Parent Relationship : ... SELECT Contact.FirstName, Contact.Account.Name From Contact. ... SELECT Id, Name, Account.Name FROM Contact WHERE Account.Industry='Media' ... List
What are relationship queries?
Relationship queries traverse parent-to-child and child-to-parent relationships between objects to filter and return results. Relationship queries are similar to SQL joins. However, you cannot perform arbitrary SQL joins.
What is difference between SOQL and SOSL in Salesforce?
SOSL & SOQL. The chart below describes the differences....Difference between SOSL and SOQL search types.SOQLSOSLSearch Focus:Accuracy. Gives full set of results that match criteria.Relevance & Speed. Similar to Google Search. Weightage placed on recently viewed records.Search ScopeCan search 1 object at a time.Can search multiple objects at a time.3 more rows
What are SOQL and SOSL queries?
A SOQL query is the equivalent of a SELECT SQL statement and searches the org database. SOSL is a programmatic way of performing a text-based search against the search index. Whether you use SOQL or SOSL depends on whether you know which objects or fields you want to search, plus other considerations.
How do I join objects in SOQL?
Joining Related Salesforce Objects in SOQLChild with parent. When querying from the child object we can include the parent object using dot notation ( [object].[field] ): SELECT FirstName, LastName, Account.Name FROM Contact. ... Parent with children. ... Custom objects.
What is relationship query in Salesforce?
SOQL provides syntax to support these types of queries, called relationship queries , against both standard objects and custom objects. Relationship queries traverse parent-to-child and child-to-parent relationships between objects to filter and return results. They are similar to SQL joins.
How do you identify parent and child objects in Salesforce?
You can identify parent-child relationships by viewing the ERD diagrams in the Data Model section of the Salesforce Object Reference at www.salesforce.com/us/developer/docs/object_reference/index.htm.
What is parent and child objects in Salesforce?
Parent object and child object in the lookup relationship are determined purely on the requirement. Example: The object which has the more number of records will be the parent object and the object which has fewer records is considered as the child object.
What is SOSL in Salesforce?
Salesforce Object Search Language (SOSL) is a Salesforce search language that is used to perform text searches in records. Use SOSL to search fields across multiple standard and custom object records in Salesforce. SOSL is similar to Apache Lucene.
What is __ R in Salesforce?
"__r" is used for retrieving field values from the object's related another object when those objects have relationship via Lookup field. See links below for detail and samples.
Follow Along with Trail Together
Want to follow along with an expert as you work through this step? Take a look at this video, part of the Trail Together series on Trailhead Live.
Launch Your Trailhead Playground and Install a Package
The examples and hands-on activities in the rest of this module use a sample real estate application called DreamHouse. Let’s install the app in your Trailhead Playground and import sample data.
Explore the DreamHouse Schema
Until now, we’ve queried only standard objects. Now we discuss how to query custom objects. We use objects in the DreamHouse app, so first let’s examine the DreamHouse schema (data model) to understand how the data is structured.
Query Custom Objects
Querying a custom object is a lot like querying a standard object but there are a few differences.
Create a Child-to-Parent Query
Because Broker__c is the parent of Property__c, we need a child-to-parent query. We use the relationship name and dot-notation to get the Broker__c object’s Name field.
Create a Parent-to-Child Query
We’ve successfully returned each property with its related broker. What if we want the opposite?
Hands-on Challenge
You’ll be completing this challenge in your own hands-on org. Click Launch to get started, or click the name of your org to choose a different one.