real story;
string sender = "marlon de frança xavier";
Programmer: Alonso, who did create the products table?
Alonso: Me...
Programmer: Why does it has a column named "right" storing the products' barcodes?
Alonso: The boss asked for... Look...
email: "... insert a column right after ID column to store the barcodes"
Programmer: PLOP!
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T-shirt: That's enough for today