docs: README

README.md

@@ -1,8 +1,16 @@
 # mover
 
-`mover` is a simple utility to extract data from a backup server and load them in your local database.
+`mover` is a simple utility to extract data from a remote database server and load them in another environment.
 
-It uses the underlying introspection API from your RDMS to retrieve automatically relationships from the extracted rows.
+It uses the underlying introspection API from the RDMS to retrieve relationships from the extracted results.
+
+## How do we use it internally?
+
+Instead of harcoding fixtures for each workflows, we export data from our production database by sanitizing
+sensible data (password, personal user information, etc.).
+
+Thanks to this tool, we don't have to maintain anymore fixtures and we can
+quickly reply production bugs in our local environment.
 
 ## Usage
 
@@ -21,11 +29,11 @@ mkdir -p output
 Extract data from backup database:
 
 ```console
-go run cmd/mover/main.go -dsn "postgresql://user:password@localhost:5433/dbname" -path output -action extract -query "SELECT * FROM user WHERE id = 1" -table "user"
+go run cmd/mover/main.go -dsn "postgresql://user:password@remote.server:5432/dbname" -path output -action extract -query "SELECT * FROM user WHERE id = 1" -table "user"
 ```
 
 Load data to your local database:
 
 ```console
-go run cmd/mover/main.go -dsn "postgresql://user:password@localhost:5433/dbname" -path output -action load
+go run cmd/mover/main.go -dsn "postgresql://user:password@localhost:5432/dbname" -path output -action load
 ```