1) Large data backup method: ( Setup > Data export ) : "all" the data in zip files at regular intervals which shall not be shorter than those allowed by your license. The ontly "native" backup method of Salesforce but very efficient.
Data Export lets you prepare a copy of all your data in salesforce.com. From this page you can start the export process manually or schedule it to run automatically. When an export is ready for download you will receive an email containing a link that allows you to download the file(s). The export files are also available on this page for 48 hours, after which time they are deleted.
2) Large data backup method (manual/batch)Data loader: can be used with command lines for scheduled exports. External tool but an official Salesforce tool ( Setup > Data loader )
4) Small data backup method (with minimal installation): force CLI / sfdx http://force-cli.herokuapp.com/ External tool like the data loader but also an official Salesforce tool.
1) Large data backup method: ( Setup > Data export ) : "all" the data in zip files at regular intervals which shall not be shorter than those allowed by your license. The ontly "native" backup method of Salesforce but very efficient.
Data Export lets you prepare a copy of all your data in salesforce.com. From this page you can start the export process manually or schedule it to run automatically. When an export is ready for download you will receive an email containing a link that allows you to download the file(s). The export files are also available on this page for 48 hours, after which time they are deleted.
2) Large data backup method (manual/batch) Data loader: can be used with command lines for scheduled exports.
External tool but an official Salesforce tool ( Setup > Data loader )
https://trailhead.salesforce.com/en/content/learn/projects/import-and-export-with-data-management-tools/use-data-loader-to-export-data
3) Medium data backup method (manual): Workbench (not an official tool of Salesforce but very used) https://workbench.developerforce.com/login.php
SOQL query + export Bulk csv
4) Small data backup method (with minimal installation): force CLI / sfdx http://force-cli.herokuapp.com/
External tool like the data loader but also an official Salesforce tool.
force.exe -login
force query > file.csv