Updated on 2025-12-30 GMT+08:00
Basic Design
Design Rules
Rule 1: Do not store big data such as images and files in databases.
Rule 2: The maximum size of the key and value in a single row cannot exceed 64 KB, and the average size of rows cannot exceed 10 KB.
Rule 3: A data deletion policy must be specified for a table to prevent data from growing infinitely.
Rule 4: Design partition keys to evenly distribute workloads and avoid data skew.
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