SELECT CONCAT (SUBJECT, YEAR) AS subjectyear FROM tablename Second Option using symbol (. It also let you define separator ( ” “, “, “, ” – “, etc.). In query, CONCAT keyword used to concatenate two columns. The main difference between CONCAT() and CONCAT_WS() is that we can define separator. The CONCAT_WS() function is used to add multiple string values and makes them a single string value. The method arguments are separated by a comma.ĬONCAT ( string1, string2, … ) MySQL Query to Concatenate table Columns SELECTĬONCAT( firstname, " ", lastname ) AS fullname, salary The syntax is as follows select CONCAT (yourColumnName1, ' ',yourColumnName2) as anyVariableName from yourTableName To understand the above concept, let us create a table. This function is used to concatenate multiple columns or strings into a single one. There are two possibilities while writing query to combine multiple columns. Concatenate two columns in MySQL MySQL MySQLi Database To concatenate two columns, use CONCAT () function in MySQL. Concatenate firstname, lastname columns values in a single string form.Ībove function work for concate multiple columns : CONCAT Syntax CONCAT ( expression1, expression2, expression3 .) Parameter Values Technical Details Works in: From MySQL 4. MySQL uses just two functions CONCAT () and CONCATWS () and returns the concatenated version of the value of the columns. Note: Also look at the CONCATWS () function. column concatenation in MySQL is a very easy way in comparison to other RDBMS like Microsoft SQL server and PostgreSQL because those RDBMS use + and operator to add strings. You need to select columns fields value separately from MySQL Table and store their values in the single variable after concat their values.Ĭase 1: I am assuming, We have firstname, lastname column within our DataBase Table. Definition and Usage The CONCAT () function adds two or more expressions together. It can also achieve the same thing using programmatically. In this tutorial, We’ll concatenate two or multiple columns in MySQL.We will select the values and concat multiple columns using MySQL inbuilt method.
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