# The $20 Brother PolarDB: What Should Databases Actually Cost?

> Today we discuss the fair pricing of commercial databases, open-source databases, cloud databases, and domestic Chinese databases.

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LLMS index: [llms.txt](/llms.txt)

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[![featured](/img/hero/db/cheap-polar.jpg)](https://vonng.com/en/db/cheap-polar/)

Today we discuss the fair pricing of commercial databases, open-source databases, cloud databases, and domestic Chinese databases. [**Read more**](https://vonng.com/en/db/cheap-polar/)