Salesforce Data Loader

Data is the fundamental constituent of all business applications. A robust data management strategy goes a long way in building trust among users and drives system adoption. In this post, we will talk about Salesforce Data loader and uploading relational data in Salesforce with Best practices for data Management. Let start our beginner guide for Data Loader.

What is Salesforce Data Loader?

Salesforce Data Loader is a client applications for the bulk import/export of data. Use it to insert, update, delete or export Salesforce records. Input to & Output from is comma separated values(CSV) files. It provides a user-friendly UI or command line access. You can also use it for moving large amounts of data around, such as between orgs.

Salesforce Data Loader

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How to use Salesforce Data Loader

Please check below record for step by step to process to use data loader.

YouTube video

How to use Apex Data Loader

There are two way to use apex data loader.

  • User interface: When you use the user interface, you work interactively to specify the configuration parameters, CSV files used for import and export, and the field mappings that map the field names in your import file with the field names in Salesforce.
  • Command line (Windows only): When you use the command line, you specify the configuration, data sources, mappings, and actions in files. This enables you to set up Data Loader for automated processing.

Key Features of Salesforce Data Loader

Let see the key features of Salesforce Dataloader.

  1. Easy-to-use: Easy-to-use wizard interface.
  2. Command line interface: An alternate command line interface for automated batch operations.
  3. Millions of Records: Support for large files with up to 5 million records.
  4. Field mapping: Drag-and-drop field mapping.
  5. Supports for all object including custom objects.
  6. Detailed success and error log files in CSV Format
  7. Support for Window and mac.

Import Wizard Vs Data Loader

Let see the difference between Data Import Wizard and Data Loader.

Data Import WizardData Loader
User RelevanceAdmin, End UsersAdmins
Data Processing VolumeUp to 50,000Up to 5 Millions
Object SupportsFew Standard & All CustomAll Standard & Custom
Export DeleteNot availableAvailable
Catches DuplicatesYesNo
APIs UsedNASOAP, Bulk Data
User Friendly ResultsNoSuccess & Error File
Workflow InvocationsYesNo Must turn off workflow in setup
Persist MappingNoYes

Key Consideration for Data Loader

  • New Values for picklists and multi-Select picklists: for an unrestricted picklist, that data Import wizard uses the value that’s in the import files. For a restricted picklist, the data import wizard uses the picklist’s default value.
  • Mutli-Select Picklist: Separate the values by a semicolon in your import file.
  • Checkboxes: To import data into a checkbox field use 1 for checked values and 0 for unchecked values
  • Default Values: For picklist, multi-select picklist and checkbox fields.
  • Date/Time Fields: Ensure that the format for any date/time fields you are importing matches how they display in Salesforce per your location setting.
  • Formula Fields: Formula field cannot accept imported data because they are read-only.

Interview Question for Data Loader

Here are some interview question for Apex Data Loader.

  • What is Difference between Bulk Api Vs Data Loader?
  • Can we import history objects in Salesforce using data loader?
  • Difference between Data loader and import wizard.
  • What is Serial mode for Bulk API option?
  • How assignment rule is added in data loader?
  • Upload related record by data loader.

Check Salesforce Interview questions.

Data Loaders tools for Salesforce

  1. Data Import Wizard
  2. Salesforce Data Loader
  4. Salesforce workbench.
  5. XL-Connector
  6. Jitterbit
  7. and more.


How many types of data loaders are there in Salesforce?

There are different type of data loaders.
-Data Import Wizard
-Salesforce Data Loader
-Salesforce workbench.
-and more

What is the limit of data loader?

You can uploaded up to 5 millions records.

Further learning

Check this Salesforce document and learn about Salesforce Data Migration – Tips & Tricks. Check out the our YouTube, and don’t forget to subscribe to our channel, so that you’re notified right away when a new video is available.

Amit Chaudhary
Amit Chaudhary

Amit Chaudhary is Salesforce Application & System Architect and working on Salesforce Platform since 2010. He is Salesforce MVP since 2017 and have 17 Salesforce Certificates.

He is a active blogger and founder of Apex Hours.

Articles: 465

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