On 9/18/19 11:50 AM, Ashkar Dev wrote: > Hi all thanks, > I meant maybe I create a web app with PostgreSQL that work locally for > example for a pharmacy that stores data by barcode while the DB was > created by PostgreSQL how I can sell the Database for him, how to > deliver the product to him can I sell the package that contains web > app files with PostgreSQL software and the database code? > You can charge the pharmacist for your efforts: your web app (license), installing postgres and your schema (somewhere) and the data supporting your web-app, any documentation of your web-app and schema, any maintenance and support you care to specify. You can copy-right your app and schema and data.
You cannot (legitimately) charge the pharmacist for any part PostgresQL.