Somewhat counter-intuitively, MySQL will still update each affected row just once, yet I would refrain from multi-table updates in such scenarios, even if solely because of the counter-intuitiveness. i.e. Here mysql will retrun the number of affected rows based on the action it performed. Example 1 - multiple rows, single column: In order to make multiple updates, you can use a CASE block in SQL combined with an appropriate WHERE clause to select the appropriate rows and set the different values. Update set will modify the single row values or multiple row values based on the condition specified in the ‘WHERE’ clause. However, if I update the total per the product_id (as I tried this earlier) it does not update correctly (as product_ids are repeated in the order_product table but the order_product_id is specific to each row. sql - MySQL - UPDATE multiple rows with different values in one query. records on their respective pages on Page Load. For instance, three updates into 1 query: I need to update 3 rows in a table where they are connected to each other by the same id (dailyId) … but I got the updated result like this ({firstItem: & # 39; Breakfast & # 39 ;, secondItem: & # 39; Some & # 39;}, {firstItem: & # 39; Breakfast & # 39 … Continue reading mysql – Update multiple rows with different values with the same id To fetch multiple values wit LIKE, use the LIKE operator along with OR operator. Update multiple rows with different values. October 21, 2015 11:12AM Re: Trouble Updating Table with Multiple Rows with Different Values. Advanced Search. Let us create two tables. SQL update multiple rows in destination table with same id but different values from source table. Let us first create a table − mysql> create table DemoTable1463 -> ( -> ClientId int NOT NULL AUTO_INCREMENT PRIMARY KEY, -> ClientName varchar(20), -> ClientAge int -> ); Query OK, 0 rows affected (1.37 sec) I want to update multiple rows having different values in single update query, and also I want to retrive those multiple . Any help would be appreciated. Translate. If there's only 500 recs in the whole table, and this is a one-off "fix the table" maintenance operation, you don't have to worry much about performance unless you need all 500 updates to finish within millisecond time. New Topic. Single update (check against 7 column values) happens in 18.2secs, while 11 in-case updates happens in 10 secs! Ask Question ... With this in mind it’s not possible to do a matching with the result you want. In this tutorial, we are going to create Update Multiple Rows in PHP/MySQL with Checkbox. Looking through the MySQL Update Reference, this site (MySQL - csv update), SO (update multiple rows, multiple db updates, update multiple rows), I suspect that the answer is "no", ... mysql> update mytable A inner join -> ... Update column with different value for multiple rows using a csv file. This tutorial will teach the user on how to create a simple program in PHP that can update multiple rows using the checkbox as the selector. 2. if I updated order_product.total based on the product_id, product_id 3 always received a total of 36 regardless of the quantity. 117 Points. We can update another table with the help of inner join. First problem you have is by constructing the names of your checkboxes. INSERT INTO `student3` (`id`, `name`, `class`, `social`, `science`, `math`) VALUES (2, 'Max Ruin', 'Three', 86, 57, 86) on duplicate key update social=86,science=57,math=86 We will get a message saying 2 rows inserted, but actually we have updated one record only. 189 Posts. Questions: I am trying to understand how to UPDATE multiple rows with different values and I just don’t get it. For instance, three updates into 1 query: The rows that satisfy the ‘Where’ clause condition will be modified and the rest remains unchanged. The problem is that I am going to need to update multiple rows with DIFFERENT values. Author: Topic : Stefan Starting Member. Many thanks,,, Reply; rajanireddy Member. Creating a table mysql> CREATE table tblFirst -> ( -> id int, -> name varchar(100) -> ); Query OK, 0 rows … I am trying to understand how to UPDATE multiple rows with different values and I just don't get it. Column values on multiple rows can be updated in a single UPDATE statement if the condition specified in WHERE clause matches multiple rows. Update is used to modify the existing data that is present in the table. MySQL UPDATE command can be used to update a column value to NULL by setting column_name = NULL, where column_name is the name of the column to be updated. Summary: updating data is one of the most important tasks when you work with the database.In this tutorial, you will learn how to use the MySQL UPDATE statement to update data in a table.. Introduction to MySQL UPDATE statement. Becca D. If both have multiple rows, both will have them multiplied. As MySQL doesn’t have inherent support for updating more than one rows or records with a single update query as it does for insert query, in a situation which needs us to perform updating to tens of thousands or even millions of records, one update query for each row seems to be too much.. Reducing the number of SQL database queries is the top tip for optimizing SQL applications. The feature of this simple source code it can edit multiple data in the database table using a checkbox as a selector. Updating multiple rows with different values Forum – Learn more on SQLServerCentral. I have 1.6mln rows table. There are 3 different methods for updating multiple rows at once in MySQL with different values: INSERT: INSERT with ON DUPLICATE KEY UPDATE INSERT INTO FooBar (ID, foo) VALUES (1, 5), (2, 8), (3, 2) ON DUPLICATE KEY UPDATE foo=VALUES(foo); CREATE TRIGGER after_order_product_update AFTER UPDATE ON order_product FOR EACH ROW BEGIN UPDATE `order_total` SET `value` = NEW.`total` WHERE `order_id` = NEW.`order_id` AND `code` = 'sub_total'; ... Trouble Updating Table with Multiple Rows with Different Values. Posted by: Becca D Date: November 09, 2015 11:13AM We are using an ecommerce open source system called OpenCart. At times, we might face a requirement where we have to update one or more columns for multiple rows with different values. 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