Question: Looking for an SQL statement that pertains the to the table below that answers this question: List each teacherno, techerName, Salary and the extent to
Looking for an SQL statement that pertains the to the table below that answers this question: List each teacherno, techerName, Salary and the extent to which this teachers salary differs from the avarage salary of all teachers. (make the difference positive if the teachers salary is higher than the average and negative if it is lower than the average..
I am using ORACLE.
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| TeachNo | TeachName | CourseNo | DeptNo | StartDate | Salary |
| 101 | Kluger | 101 | 10 | 20-Oct-2016 | 65000 |
| 102 | Confucious | 102 | 11 | 11-Jan-2017 | 73000 |
| 103 | Crazer | 101 | 10 | 15-Aug-2000 | 71000 |
| 104 | Nutting | 103 | 10 | 16-Aug-2007 | 52000 |
| 105 | Brawler | 104 | 11 | 20-Aug-2005 | 91000 |
| 106 | Lazerk | 107 | 12 | 20-Sep-2002 | 64000 |
| 107 | Alienous | 105 | 13 | 15-Aug-2001 | 79000 |
| 108 | Asylant | 106 | 13 | 15-Aug-2007 | 61000 |
| 109 | fanatikal | 102 | 11 | 20-Sep-2000 | 62000 |
| 110 | Babyest | 101 | 10 | 20-Aug-2003 | 67000 |
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