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Apex offers two ways to perform DML operations: using DML statements or Database class methods. This provides flexibility in how you perform data operations. DML statements are more straightforward to use and result in exceptions that you can handle in your code.
- Database Class | Apex Reference Guide - Salesforce Developers
Example. In this example, the SOQL query uses a bind...
- Database Class | Apex Reference Guide - Salesforce Developers
10 Μαΐ 2023 · Here we dive into Salesforce's Database structure and why it's important for those of you working with Salesforce. To really understand the value of Salesforce, you have to understand how its database works.
22 Μαΐ 2017 · When using Database.Stateful, only instance member variables retain their values between transactions. Static member variables don’t retain their values and are reset between transactions. Maintaining state is useful for counting or summarizing records as they’re processed.
15 Ιαν 2024 · Let us understand the difference between DML Statement vs. Database methods in Salesforce. Approach: All or nothing. Inserting Accounts into the Database without checking for exceptions.
Example. In this example, the SOQL query uses a bind variable for an Account name. Its value (Acme Inc.) is passed in to the method using the nameBind Map. The accountName variable isn't (and doesn’t have to be) in scope when the query is executed within the method.
The Database methods return result objects containing success or failure information for each record. For example, insert and update operations each return an array of Database.SaveResult objects.
Apex is a programming language that uses Java-like syntax and acts like database stored procedures. Apex enables developers to add business logic to system events, such as button clicks, updates of related records, and Visualforce pages.
