Modify Salesforce Data from the Command Line

When doing Salesforce data loads, how often are you putting the same value in an entire column? I find this happening when I need to: Move all accounts from one user to another Assign a set of leads to a specific user Set a field to a specific value Let's use the example from my other post: Salesforce Data Loads from the Command Line - Move all accounts owned by one user to another user. Magic Let's break down each piece of this: soql This is an alias I set for sfdx force:data:soql:query --query . It saves me from having to type this out each time and let's me query from the command line by just typing soql and my query. This is a popular StackExchange post that talks about how to set an alias. cat This command outputs the contents of a file. It is common to use this command with other commands by piping the output into another command. In our example, we are piping the output into the cut command. This post gives more examples of how to use t