Data Loader Guide

Data Loader
When to Use Data Loader
Using Data Loader
Data Types Supported by Data Loader
Export Data
Define Data Loader Field Mappings
Insert, Update, or Delete Data Using Data Loader
Uploading Attachments
Upload Content with the Data Loader
Review Data Loader Output Files
Data Import Limits
View the Data Loader Log File
Running in Batch Mode (Windows Only)
Command-Line Quick Start (Windows Only)
Data Loader Third-Party Licenses
PDF

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Using Data Loader

Available in: Salesforce Classic and Lightning Experience
Available in: Enterprise, Performance, Unlimited, Developer, and Database.com Editions

Using Data Loader, you can perform various operations which include exporting data, defining field mappings, inserting, updating, and deleting data, performing mass updates and mass deletes, uploading attachments and content, and reviewing output files.