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php框架的ORM 是否能屏蔽MySQL数据库高低版本之间的语法问题？

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php框架的ORM 是否能屏蔽MySQL数据库高低版本之间的语法问题？

php框架的ORM 是否能屏蔽MySQL数据库高低版本之间的语法问题？

比如 MySQL5 支持select aa 语法
用ORM 读库 不报错,兼容语法

但是Mysql升级到了9 取消select aa语法
此时 还是用ORM 读库 还能兼容吗？


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也要看框架的版本是新是旧吧


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