表格存储最佳实践的相关内容

阿里云文档 2025-02-19

表格存储表设计的最佳实践

本章节主要为您介绍表格存储表设计的最佳实践。

文章 2022-02-15 来自：开发者社区

在表格存储的数据模型这篇文章中提到：在表格存储内部，一个表在创建的时候需要定义主键，主键会由多列组成，我们会选择主键的第一列作为分片键。当表的大小逐渐增大后，表会分裂，由原来的一个分区自动分裂成多个分区。触发分裂的因素会有很多，其中一个很关键的因素就是数据量。分裂后，每个分区会负责某个独立的分片键范围，每个分区管理的分片键范围都是无重合的，且范围是连续的。在后端会根据写入数据行的分片键的范围.....

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更新时间 2025-01-18 12:10:14

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