When a SOQL query hits governor limits (like 50,000 record limit or too many queries in one transaction), you need to optimize it. Here are some strategies: Ways to Optimize SOQL Queries 1. Use Selective Queries (Filters) – 2. Use LIMIT & ORDER BY – Always limit the number of records if you don’t need […]
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In Salesforce, Mix DML error happens when you try to perform DML on setup objects (like User, Profile, PermissionSetAssignment, etc.) and non-setup objects (like Account, Opportunity, etc.) in the same transaction. So if you create a User and an Account in the same transaction, you’ll hit a MIXED_DML_OPERATION error. Why the Mixed DML Error Occurs?
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When you create a custom object in Salesforce, Salesforce does automatically generate a few related system objects behind the scenes- Suppose a custom object named Test_Obj is created. The following system objects might also be generated automatically: Test_Obj__ChangeEvent, Test_Obj__History, and Test_Obj__Share. However, the creation of these system objects depends on specific conditions, such as whether
Batch Apex Batch Apex is designed for processing large volumes of data by dividing the workload into smaller, manageable batches. It’s implemented by defining a class that implements the Database.Batchable interface, with the required start, execute, and finish methods Advantages: Governor Limits Reset per Batch-Each batch runs in its own transaction, which means governor limits
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Prepare for your next Salesforce developer interview with these top questions and expert answers. Covers Apex, Lightning, integrations, and real-world scenarios to help you succeed. Admin (Configuration & Setup) Q:1. When would you choose a Lookup relationship over a Master-Detail and why? Ans: You choose a Lookup relationship over a Master-Detail relationship when you want
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Before attending any Interview, you should revise some topic in Salesforce. Topics: Admin Report Dashboard Data Modeling (Object, Field, Relationship) Validation Rule Record Type Page Layout Automation Tool(Flow, Approval Process,Process Builder and Workflow) Data Security – Object Level Security, Field Level Security,Record Level Security (Profile, Permission Set, OWD, Role Sharing Rule, Mannual Sharing) Sales Cloud
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Preparing for a Salesforce Developer interview requires mastering various crucial topics. Here’s a structured guide to help you focus your preparation: 1. Salesforce Fundamentals: Architecture: Understand multi-tenant architecture and metadata-driven development. Governor Limits: Learn limits and best practices for optimizing performance. Data Modeling: Design and implement objects, fields, relationships, record types, page layouts, and validation
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