select * from Employee group by name这样的语法有什么意义？

像select * from Employee group by name这样的语法有什么意义？像select * from Employee group by name这样的语法有什么意义？简介:我一般是这样写分组sql的:select name，count(1)from employee group by name。但是今天和同事交流，发现在mysql中可以这样写:select * f。