How do I merge two columns in a single column in SQL?

How do I combine columns into one column in SQL?

How to Combine Columns Values Into a New Column in MySQL1fullName = CONCAT(firstName, ' ', lastName)2ALTER TABLE table_name ADD COLUMN fullName VARCHAR(100);3UPDATE table_name SET fullName = CONCAT(firstName, ' ', lastName);4CREATE TRIGGER insert_trigger BEFORE INSERT ON table_name FOR EACH ROW SET new.

Can you combine two columns in SQL?

To merge two columns value as one, we can concatenate it as one and use alias for that value. This is the simplest way to do it. Here the combination of FirstName and LastName is separated by a blank space and given as FullName.

How do I merge two columns of data in SQL Server?

SQL Server CONCAT() Function1Add two strings together: SELECT CONCAT('W3Schools', '.com');2Add 3 strings together: SELECT CONCAT('SQL', ' is', ' fun!' );3Add strings together (separate each string with a space character): SELECT CONCAT('SQL', ' ', 'is', ' ', 'fun!' );