MySQL UUID主键优化
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MySQL中UUID主键的优化小结
目录一、UUID主键的缺陷二、优化方案UUID(Universally Unique IDentifier 通用唯一标识符),是一种常用的唯一标识符,在mysql中,可以利用函数uuid()来生产UUID。因为UUID可以唯一标识记录,因此有些场景可能会用来[详细]
2024-09-05 08:59 分类:数据库 Using a set of numbers inside a database without creating a temporary table
I have a set of numbers and a table in a database with the id (primary key) and text (not null) columns. I would like to create a query that returns all the numbers in the set and the associated text[详细]
2022-12-28 19:16 分类:问答