Glossary

Database Sharding for High Traffic

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Sharding is the process of breaking up a very large database into smaller, faster, and more easily managed parts called "shards."

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What is the "Shard Key"?

The Shard Key determines how data is distributed. For example, you might shard by "Country ID" so that all Japanese users are in one database shard located in Tokyo, improving latency and performance.

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