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文章 2024-10-13 来自：开发者社区

SQL查询100以内数值的技巧与方法

在数据库操作中，经常需要查询特定范围内的数据，比如查询某个数值字段在100以内的记录。这类查询虽然基础，但掌握其高效执行的方法对于提升数据库性能至关重要。本文将围绕“SQL查询”、“100以内数值”、“技巧”和“方法”等关键词，详细介绍几种实现这一查询目标的策略。直接使用WHERE子句最直接的方法是在SQL查询的WHERE子句中指定条件&...

问答 2022-04-15 来自：开发者社区

sql 查询同一张表，将一个字段下数值前三位相同的数据统计归为一类

比如table表中字段根据code字段下是数值前三位相同的，归为一类。44.10和44.11归为44.1，并把times相加，即44.1 11

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更新时间 2024-10-14 10:51:23

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