How To Run SOQL Queries in Apex Programming Language | SOQL in Apex | Salesforce Development

                    In this post, we will see How To Run SOQL Queries in Apex Programming Language | SOQL in Apex | Salesforce Development 

Program Code (Anonymous Window): 

List<Student__c> records=[SELECT Id, Name, Roll_Number__c, Dept__c FROM Student__c];

for(Student__c record:records)

{

    System.debug('Name:'+record.Name+' Roll No.'+record.Roll_Number__c);

}

Map<ID,Student__c> recordsMap=new Map<ID,Student__c>([SELECT Id, Name, Roll_Number__c, Dept__c FROM Student__c]);

for(Student__c record:recordsMap.values())

{

    System.debug('Name:'+record.Name+' Roll No.'+record.Roll_Number__c);

}