What will be the result of the following query: select concat first_name last_name as full_name from employees?

How do you concatenate first name and last name in SQL?

Basic Syntax of the SQL CONCAT() Function If you have a table named employees… SELECT CONCAT(first_name, ' ', last_name) AS full_name FROM employees; …you will get the employees' names in one column. Lees verder »

What does the SQL function concat() do?

The SQL CONCAT() function combines two or more strings into one. It is commonly used for merging first and last names, formatting values, or dynamically generating messages inside SQL queries. The CONCAT syntax is supported by most relational databases including MySQL, PostgreSQL, and SQL Server. Lees verder »

How to get first name and last name from full name in SQL?

• SELECT SUBSTRING(full_name,1,CHARINDEX(',',full_name)-1) AS LastName,
• LTRIM(SUBSTRING(full_name,CHARINDEX(',',full_name)+1,254)) AS FirstNameStart.
• SUBSTRING(FirstNameStart,1,ISNULL(NULLIF(CHARINDEX(' ',FirstNameStart),0),254)) AS FirstName,
• Lees verder »