MySQL, Concatenate two columns

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Second Option using symbol ( . ),First Option using Query,After fetch the data from database table, assign the values to variable, then using ( . ) Symbol and concatenate the values, 1 Your first answer, SELECT CONCACT(SUBJECT, ' ', YEAR) really helped me out. +1 – FastTrack Oct 9 '12 at 17:08

You can use the CONCAT function like this:

SELECT CONCAT(`SUBJECT`, ' ', `YEAR`) FROM `table`

To get that result you can try this:

SET @rn: = 0;

SELECT CONCAT(`SUBJECT`, '-', `YEAR`, '-', LPAD(@rn: = @rn + 1, 3, '0'))
FROM `table`
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To concatenate two columns, use CONCAT() function in MySQL. The syntax is as follows −,How to concatenate all columns in MySQL?,Concatenate two columns when one of such column values is null in MySQL,Concatenate two tables in MySQL with a condition?

To concatenate two columns, use CONCAT() function in MySQL. The syntax is as follows −

select CONCAT(yourColumnName1, ' ', yourColumnName2) as anyVariableName from yourTableName;
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This saves time on the programming side where you add the column values separately.,In this tutorial, I show how you can concatenate multiple columns in MySQL.,Home » DataBase » How to Concatenate Multiple columns in MySQL,This function is used to concatenate multiple columns or strings into a single one. Arguments are separated by a comma.

Syntax – 

CONCAT(column1, column2, ...)
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Concatenating Columns means that one is merging column data and showing it into a single column. This can also be done in MySQL using the CONCAT() function, but we are using a Python Program to concatenate multiple columns. MySQL Connector-Python module is an API in python for communicating with a MySQL database.,Adding new column to existing DataFrame in Pandas,This example shows the Concatenation of a column. Steps are as follows:,In this article, we show how to concatenate column values of a MySQL table using Python. We use various data types in SQL Server to define data in a particular column appropriately. We might have requirements to concatenate data from multiple columns into a string

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The solution is to concatenate the two columns. In MySQL SELECT statements, you can concatenate columns using the Concat() function.,MySQL Is Different Most DBMSs use operators + or || for concatenation; MySQL uses the Concat() function. Keep this in mind when converting SQL statements to MySQL.,The state stored in the vend_country column,As you can see in the output shown previously, the SELECT statement returns a single column (a calculated field) containing all four of these elements as one unit.

MySQL Is Different Most DBMSs use operators + or || for concatenation; MySQL uses the Concat() function. Keep this in mind when converting SQL statements to MySQL.

SELECT Concat(vend_name, ' (', vend_country, ')')
FROM vendors
ORDER BY vend_name;
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The following MySQL statement will add values of pub_city column with values of the country column of publisher table placing a '-->' between them. ,The following MySQL statement will add pub_city and country column by a '-->' for those publishers whose concatinated name and country office is 'Ultra Press Inc. London' ,The following MySQL statement will add book name and pub_lang column by a '-->' for all the books. ,Write a SQL statement to display the publisher city and name and country office with a suitable title for those publishers which country office and publishing city are in the same place.

Syntax:

CONCAT(string1, string2, …)
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