💬 In plain words: A Salesforce Data Dictionary is an offline spreadsheet (CSV) that maps out your entire database schema—showing every object, field name, data type, and label. Instead of manually clicking through the Object Manager for hours to document your system, you can use Apex scripts, the Tooling API, or the Salesforce CLI to generate this file automatically in seconds. Whether you are planning a massive data migration, cleaning up years of technical debt, or preparing for a strict compliance audit, you need a clear map of your Salesforce architecture. Gathering this information manually is a painful and error-prone process. Thankfully, Salesforce provides multiple programmatic ways to extract your schema definitions instantly.
Salesforce Platform & Administration