SQL Server
Example 2: In the following table called Customers, return only one Phone Number with priority to CellPhone first, then DayPhone, then NightPhone.
Example: In the following table called Customers, return only one Phone Number with priority to CellPhone first then DayPhone. Return Cellphone is CellPhone is not Null.
Method 1
Simple Case Statement with one expressions
Example: In the following table called Customers, return the Phone Number if the ContactbyPhone is
Y, otherwise if the ContactbyPhone is Null, return the Email.
Example 1: In the following table called Customers, return only one Phone Number with priority to CellPhone first then DayPhone. Return Cellphone is CellPhone is not NUll.