USING IFNULL
Question
Q3.you have given a tabled name “Department”. Write a query to replace “not provided” where there is null in the below table and then show the department manager column.
| Dept_no | Dept_name | Dept_manager |
| D001 | Marketing | Aman |
| D002 | Finance | Ashika |
| D003 | Human resource | Abhishek |
| D004 | Production | Vivek |
| D005 | Research | Null |
| D006 | Sales | Null |
| D007 | Customer care | Null |
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Answer ( 1 )
Ans.
Select
Dept_manager,
IFNULL( Dept_manager , ‘Not provided’ ) as Dept_manager
From
Department ;