How do I combine values from two columns into one in SQL?

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CONCAT(column_name1, column_name2) AS column_name; Step 1: Create a database. . Step 2: Use database. . Query: CREATE TABLE demo_table( FIRSTNAME VARCHAR(20), LASTNAME VARCHAR(20), AGE INT); . Step 5: View the content. . Output: . Method 2: By replacing the existing column.

How do I combine two columns of data 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.

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

Procedure. Create two or more queries to select the data you want to merge, then specify the keyword UNION between the queries. In the following figure, the first query selects the department name and number from the Q.ORG table and creates a column that displays the words WAITING FOR WORK.

How do I combine two values in SQL?

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!' );

How do I concatenate two column values in SQL Server?

Suppose any of your columns contains a NULL value then the result will show only the value of that column which has value. You can also use literal character string in concatenation. e.g. select column1||' is a '||column2 from tableName; Result: column1 is a column2.

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