Excel → T-SQL › MID
Excel MID to SUBSTRING
SQL Server does not have MID. It has SUBSTRING. Start at 1, not 0.
SUBSTRING(order_ref, 4, 2)
CHARINDEX finds the start when the position is not fixed.
Canonical translation
SUBSTRING(order_ref, 4, 2)
Then write it on a ticket
Monday is free. A colleague asks, you type, we mark it.
Clock in free