Union ALL with different number of columnsl

Question

I have an Employee table with these columns :

• EmployeeId
• Fullname
• Phone
• Department
• Team
• Function
• Manager

and EmployeeHistory containing the history with different columns, but there are some in common :

• EmployeeId
• Fullname
• Email
• Geolocation
• Department
• Team
• Function
• Manager

How can I union them?