In order to calculate a subtotal in SQL query, we can use the ROLLUP extension of the GROUP BY statement. ROLLUP, CUBE, and GROUPING SETS are extensions of the GROUP BY statement and add the extra subtotal and grand total rows to the resultset. We offer a 14-day free trial.The GROUP BY statement is used to groups the rows that have the same values in a new summary row and it is the lead actor of the aggregate queries. If you want to create charts, dashboards & reports from MySQL database, you can try Ubiq. Here’s an example of a table created using Ubiq. You can use a reporting tool to plot this data in a table and share it with your team. That’s it! Now you know how to add total row in MySQL. On the other hand, if you want to calculate sub totals too, then go with ROLLUP. ![]() So if you want to customize your total row, go with UNION ALL as it gives you more control. However, as mentioned before, it is a very convenient way of quickly calculating subtotals, and add total row in MySQL. ![]() Mysql> select product,order_date,sum(sale) from sales group by order_date with rollup Mysql> select product,order_date,sum(sale) from sales group by product with rollup Mysql> select product,order_date,sum(sale)įrom sales group by product,order_date with rollup No matter how you specify your GROUP BY clause, you will invariably end up with NULLs and subtotals, when you add total row in MySQL, when you use ROLLUP. Mysql> insert into sales values('A','',20),('B','',25),īonus Read : How to Concatenate Multiple Rows into One Field in MySQL Let’s say you have the following table mysql> create table sales(product varchar(255),order_date date,sale int) Here’s an example to add total row in MySQL, using ROLLUP. Another problem is that it will automatically rollup data for multiple levels, add sub total rows as well as grand total row. Using ROLLUP is shorter and also helps you add summary row with totals, but it doesn’t allow you to add custom text like ‘Total’ in your last row. You can also use GROUP BY with ROLLUP clause to directly total values and automatically add total row in MySQL, as shown below mysql> select * from sales group by order_date with rollup UNION ALL is an old-fashioned way to add total in MySQL.īonus Read : How to Calculate Running Total in MySQL That is why, we have assigned a text ‘Total’ as order_date column. While using UNION ALL, it is necessary to maintain the same columns in all select queries used in it. This doesn’t change the original table, but only the displayed result. In the above query, the total row displayed as last row is appended to your original table using UNION ALL. Select 'Total' order_date,sum(sale) from sales In this approach, we SUM the data and simply append it to our original table using UNION ALL clause, as shown below mysql> select * from sales ![]() So those working with older versions will need to use UNION ALL. ROLLUP function was added to MySQL from probably version 5.0. We will look at 2 ways to add total row in MySQL – using UNION ALL and ROLLUP. mysql> create table sales(order_date date,sale int) Let’s say you have the following table sales(order_date, sale). Here are the steps to add total row in MySQL. There are 2 ways to add total row in MySQL, using UNION ALL and ROLLUP. Many times, you need to report data in a MySQL table, along with totals.
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