What is the Data Import Wizard?
A point-and-click tool in Salesforce for importing up to 50,000 records at a time. It supports standard objects (Accounts, Contacts, Leads, etc.) and custom objects
Where do you access the Data Import Wizard?
Setup > Data > Data Import Wizard, or from the App Launcher search for ‘Data Import Wizard’
What is the record limit for Data Import Wizard?
50,000 records per import. For larger imports, use Data Loader
What objects does Data Import Wizard support?
Standard objects (Accounts, Contacts, Leads, Solutions, Campaign Members) and all custom objects
Can Data Import Wizard update existing records?
Yes, you can update existing records by matching on Record ID, External ID, or other unique identifiers
What file formats does Data Import Wizard accept?
CSV (Comma-Separated Values) files only
Can Data Import Wizard prevent duplicates?
Yes, it has built-in duplicate matching for Accounts, Contacts, and Leads using standard matching rules
What is Data Loader?
A client application for bulk import, export, update, delete, and upsert of Salesforce data. It can handle up to 5 million records
What is the record limit for Data Loader?
5 million records per operation (150 million records per day across all operations)
What file formats does Data Loader support?
CSV files for input and output
What operations can Data Loader perform?
Insert (create new records), Update (modify existing records), Upsert (insert or update based on External ID), Delete (remove records), Hard Delete (permanently delete), and Export (extract data)
What is an Upsert operation?
A combination of Insert and Update. If a record with the matching External ID exists, it’s updated; otherwise, a new record is created
Can Data Loader be automated?
Yes, Data Loader can be run from the command line, allowing you to schedule automated data operations using batch files or scripts
Where do you download Data Loader?
Setup > Data > Data Loader, or download from Salesforce’s website. It requires installation on your computer
What is the difference between Delete and Hard Delete in Data Loader?
Delete moves records to the Recycle Bin (can be restored for 15 days). Hard Delete permanently removes records and bypasses the Recycle Bin (requires special permission)
What is an External ID field?
A custom field marked as External ID to store unique identifiers from external systems. Used for upsert operations and integration. Up to 25 per object
Why use External IDs for data imports?
External IDs allow you to match records from external systems without knowing Salesforce Record IDs, making imports and updates more reliable
Can you use multiple External ID fields in one upsert?
No, you can only specify one External ID field per upsert operation. Choose the field that uniquely identifies records in your source system
How do you export data from Salesforce?
Use Data Loader (for large exports), Data Export Service (weekly/monthly scheduled exports), or Reports (for smaller datasets)
What is the Data Export Service?
A tool that creates a complete backup of your Salesforce data on a weekly or monthly schedule. Available in Setup > Data > Data Export
How often can you use Data Export Service?
Weekly for Enterprise, Unlimited, and Performance editions. Monthly for Professional edition
What format does Data Export Service provide?
ZIP file containing CSV files for each object, organized by object type
How long are Data Export files available?
Export files are available for 48 hours after generation. Download them before they expire
What is a Validation Rule?
A formula that evaluates data entered by users and prevents saving if the formula returns TRUE. Used to enforce data quality and business rules