Every Solana program eventually hits the same question: where do I put my data, and how do I find it again later? Programs are stateless, so a program's data lives in separate accounts, each at an address. The moment you store something, you owe an answer to a problem databases tend to hide fro...
Source: [Dev.to](https://dev.to/100daysofsolana/understanding-program-derived-addresses-the-solana-address-that-has-no-private-key-1mcg)