MySQLsubstr函数
MySQL中substr函数使用方法实例详解
目录前言1. SUBSTR 函数简介2. SUBSTR 函数的基本语法3. SUBSTR 函数的使用示例3.1 提取子字符串3.2 从特定位置开始提取3.3 提取特定长度的子字符串3.4 在实际应用中的示例示例 1:从[详细]
2024-08-13 12:11 分类:数据库Starting to construct a data access layer. Things to consider?
Our organisation uses inline sql. We have been tasked with providing a suitable data access layer and are weighing up the pro\'s and cons of which way to go...[详细]
2022-12-28 18:47 分类:问答