Pipe it to a websocket, or curl to some update-account API. Or a mysql/psql/whatever CLI in CSV upload mode so you don't have to worry about injection.

If you want to batch on more than lines, use sponge, or write another few lines of mawk/perl/whatever.

Those are limited examples, and may not always be The Right Way (tm), but there are certainly easy, old, simple ways to take shell pipelines and make the data available quickly in some other store.