in emp table ename column stores employees information and also managers information, so i want to query in the following output

mname empno ename

Blake 7499 Allen
7521 Ward
7900 James
7844 Turner
7654 Martin

Clark 7934 Miller

Ford 7369 Smith

Jones 7788 Scott
7902 Ford


so on the output should be generated
mname is manager name
ename is employee name