🚀 使用别名进行SQL查询:有无`AS`关键字
原文英文,约800词,阅读约需3分钟。发表于: 。If you've worked with SQL before, you've likely come across the concept of aliases. They're a great way to make your SQL queries more readable and concise, especially when you're dealing with...
SQL中的别名用于为表或列创建临时名称,使查询更简洁易读。使用AS关键字可以明确指定别名,但大多数数据库允许直接留空格。别名在处理复杂表或长列名时特别有用,尤其在多表查询中,使代码更易理解和维护。