The SET clause indicates which columns to modify and the values they should be given. Let us first create a table , Following is the query to insert records in the table using insert command , Following is the query to display all records from the table using select statement , Here is the query to update multiple rows in a single column in MySQL , Let us check the value is updated or not , Enjoy unlimited access on 5500+ Hand Picked Quality Video Courses. updated with values based on the below conditions. Selecting Multiple Rows in One Query with Multiple Conditions, MYSQL: Values of a column where two other columns have same value. There are 3 different methods for updating multiple rows at once in MySQL with different values: INSERT: INSERT with ON DUPLICATE KEY UPDATE. Please enlight us with your wisdom. Should I give a brutally honest feedback on course evaluations? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. How did muzzle-loaded rifled artillery solve the problems of the hand-held rifle? All of those argue. Use either of the methods above for the table B update, but do both tables separately: There is also another reason for splitting the updates in separate statements. SELECT 1 as id, 'myFirstName1' as firstNameUNION ALLSELECT 2 as id, 'myFirstName2' as firstNameUNION ALLSELECT 3 as id,. Its free anyway! You can arrange the target values for B.col1 and B.col2 as well as the filtering values for B.col3 as a derived table and join it to B in the UPDATE clause, like this: The join is also acting as a filter for B, so you can omit the one in the WHERE clause. Find centralized, trusted content and collaborate around the technologies you use most. The UPDATE statement is used to modify the existing records in a table. How can we update columns values on multiple rows with a single MySQL UPDATE statement? Yes, there is. MySQL update multiple records in a single query? UPDATE statement allows you to update one or more values in MySQL. Add a new light switch in line with another switch? In this tutorial, we are going to create Update Multiple Rows in PHP/MySQL with Checkbox. So, the single UPDATE statement would have no rows to work with if at least one table had no rows matching the condition(s). Or you can use INSERT ON DUPLICATE KEY UPDATE. Clarity? Ask Question Asked today. Making statements based on opinion; back them up with references or personal experience. @Binarus Yes i know that,but what ever his order is he can manage using incremental or decremental form.. @SagarGangwal As far as have understood the OP, the numbers are absolutely random. Well, there is command called UNION ALLthat will join all selects together. @Matheo: That really is too broad a stroke. What happens if you score more than 99 points in volleyball? That could be an easy way for making multiple statements one statement. What I've got so far is a SELECT query which pulls information . This query behaves like an . Your choices will be applied to this site only. Thanks for contributing an answer to Database Administrators Stack Exchange! The feature of this simple source code it can edit multiple data in the database table using a checkbox as a selector. You have a table students with id, score1, and score2 like this, where id is the primary key: And here is the new table of data that you want to update to: 1. Add Answer . Update multiple columns of a single row MySQL? Does a 120cc engine burn 120cc of fuel a minute? MySQL - update multiple rows at once - result Database preparation Edit create_tables.sql file: xxxxxxxxxx 1 CREATE TABLE `users` ( 2 `id` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT, 3 `name` VARCHAR(50) NOT NULL, 4 `surname` VARCHAR(50) NOT NULL, 5 `department_id` INT(10) UNSIGNED, 6 `salary` DECIMAL(15,2) NOT NULL, 7 PRIMARY KEY (`id`) 8 ); It is possible to update rows based on some condition. How to obtain multiple rows in a single MySQL query? Anyway, moving on to your specific example, there is indeed no joining condition, only a filter on each table. To insert multiple rows into a table, you use the following form of the INSERT statement: INSERT INTO table_name (column_list) VALUES (value_list_1), (value_list_2), . Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network. We will be illustrating the concept with various examples. Comment . Making statements based on opinion; back them up with references or personal experience. How to insert multiple rows with single MySQL query. The WHERE clause specifies which record (s) that should be updated. Simplicity? The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes. And I second ypercube's suggestion about updating each table in its own statement. How do I show a MySQL warning that just happened? Learn more. Counterexamples to differentiation under integral sign, revisited. . By using this website, you agree with our Cookies Policy. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Whether the latter is a good idea is debatable, though. Date: July 03, 2005 11:25AM. Then, at the command line (not in the MySQL client, but on the Linux / Windows command line): Please let me know if I have understood what you would like to do You can simply create simple procedure,which iterate for 20 times and update value using UPDATE QUERY. How to update multiple rows and left pad values in MySQL? The default is 8192 Demo: UPDATE tb001 SET C1=3 LIMIT 100 [] Contributed on Jun 10 2020 . Thank you, this is very thorough and well executed, but any perceived patterns in the set here are coincidental so this wouldn't work for my purpose. Suppose there are millions of rows in the table. The syntax of updating multiple tables cannot be used with the ORDER BY and LIMIT keywords. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company. Ready to optimize your JavaScript with Rust? Need a good GUI Tool for MySQL? Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. Your email address will not be published. @Matheo: not really. Sorry, there are some errors when processing this request. Execute select * to view the data inthe sale_person_datatable. (value_list_n); Code language: SQL (Structured Query Language) (sql) In this syntax: First, specify the name of table that you want to insert after the INSERT INTO keywords . You could code this using the IF function. Why is the federal judiciary of the United States divided into circuits? The only limitation for that is the maximum length for the command line in MySQL client (which I don't know right now). Action Output in image_6 shows that 12 rows are affected. How do I arrange multiple quotations (each with multiple lines) vertically (with a line through the center) so that they're side-by-side? mysql stored procedure update multiple rows. How could my characters be tricked into thinking they are on Mars? 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. We do not currently allow content pasted from ChatGPT on Stack Overflow; read our policy here. There are a couple of ways to do it. This is what the complete UPDATE statement might look like: You can see that you have to repeat the same set of conditions in a CASE expression both for B.col1 and for B.col2. CGAC2022 Day 10: Help Santa sort presents! Addition #1 to my answer: Is the last number (in your example 5784, 5785, 5786) always increased by exactly 1? Agree binlog-row-event-max-size:Specify the maximum size of a row-based binary log event, in bytes. If both have multiple rows, both will have them multiplied. how to insert multiple rows in mysql using stored procedure. WHERE condition; Note: Be careful when updating records in a table! Help us identify new roles for community members, MySQL query 'going away' on executing INSERT ON DUPLICATE UPDATE statement with a 12524 character blob, Minimize locking on UPDATE with multiple WHERE columns, Pair of 2-tuple composite FKs pointing to same table (closure table pattern), Store equations/formula in mysql db table, MySQL Update Multiple Rows in Large Table. What is this fallacy: Perfection is impossible, therefore imperfection should be overlooked. Here is the syntax to update multiple values at once using UPDATE statement. All you need is just to provide a comma-separated list of rows: insert into user (name, age) values ('Sam', 25), ('Mary', 18), ('Tiffany', 19); However bulk updates aren't supported directly within update syntax. 1. Let us now see if these 7 rows were updated by executing: Output in image_5 shows that 7 rows are updated in table sale_person_data matching the conditions mentioned above. MySQL Update Set for multiple rows at once Ask Question Asked 5 years, 3 months ago Modified 5 years, 3 months ago Viewed 818 times 0 I am using MySQL via command line and UPDATE database.table SET column = REPLACE (column, item1, item2); repeatedly, where each query contains different data for "item1, item2". Are defenders behind an arrow slit attackable? Popularity 9/10 Helpfulness 4/10 Source: stackoverflow.com. Examples of frauds discovered because someone tried to mimic a random sequence. The best answers are voted up and rise to the top, Not the answer you're looking for? I've never tried this before, but if it works, than that's fine for me, thanks! We will use the UPDATE command to achieve this in SQL. Learn how your comment data is processed. Update Multiple Rows of MySQL Table using Python Python update multiple Columns of MySQL table Update Datetime and timestamp column of a MySQL table from Python Next Steps Prerequisite Before executing the following program, make sure you have the following in place Username and password that you need to connect MySQL If you have several statements in one line and you hit ENTER, all statements will be executed in one batch, from left to right. Technical Problem Cluster First Answered On June 10, . Consenting to these technologies will allow us and our partners to process personal data such as browsing behavior or unique IDs on this site. You can specify those filters in the WHERE clause of the UPDATE. Not consenting or withdrawing consent, may adversely affect certain features and functions. It's free to sign up and bid on jobs. There is no rule and no order. You can either write multiple UPDATE queries like this and run them all at once: UPDATE students SET score1 = 5, score2 = 8 WHERE id = 1; UPDATE students SET score1 = 10, score2 = 8 WHERE id = 2; UPDATE students SET score1 = 8, score2 = 3 WHERE id = 3; UPDATE students SET score1 = 10, score2 = 7 WHERE id = 4; 1. Connect and share knowledge within a single location that is structured and easy to search. How to update multiple rows using single WHERE clause in MySQL? Is there a way to avoid that? Penrose diagram of hypothetical astrophysical white hole. UPDATE [LOW_PRIORITY] [IGNORE] table_name SET column_name1 = expr1, column_name2 = expr2, [WHERE condition]; Use the UPDATE Keyword to Update Multiple Tables With One Query in MySQL In the multiple tables update query, each record satisfying a condition gets updated. The semicolon is a separator which finishes a statement; you can add the next statement directly after the semicolon. we are well expertise with the PHP CRUD system by accessing MySQL using PHP Logic . Note: Here I am assuming you have ordered record need to be update. Use the keyword UPDATE and WHEN to achieve this. As for the performance, I'm not sure. Observe the below query for the solution demanded by example2. You can use below one for one table if you want to update many columns of one table. Did the apostolic or early church fathers acknowledge Papal infallibility? Is there a higher analog of "category with all same side inverses is a groupoid"? That's a good idea. Following is the query to update multiple rows using single where clause mysql> update DemoTable1420 -> set FirstName='Carol',LastName='Taylor' -> where Id IN (1,3,4,5); Query OK, 4 rows affected (0.42 sec) Rows matched: 4 Changed: 4 Warnings: 0 Let us check the table records once again mysql> select * from DemoTable1420; It only takes a minute to sign up. Change multiple columns in a single MySQL query? Asking for help, clarification, or responding to other answers. @Sagar Gangwal This won't work. The result would be clear in intention both to the reader of your script and to the database engine. The sql is like: update table_name set status . rev2022.12.9.43105. Tabularray table when is wraped by a tcolorbox spreads inside right margin overrides page borders. @Downvoter Why the downvote? Multiple Inserts for a single column in MySQL? 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. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. performance issue while calling batchUpdate by java to update multiple rows on mysql 8. How do I specify unique constraint for multiple columns in MySQL? MySQL Update Set for multiple rows at once. Your email address will not be published. MySQL support bulk inserts, which means that you can insert into a table multiple rows within a single SQL query. If both have multiple rows, both will have them multiplied. Let us now see if these 9 rows were updated by executing: Output inimage_3shows that multiple rows got updated in tablesale_person_data, and different values for the columnreward_titleare updated. The condition here is if the BAND_NAME is 'METALLICA', then its PERFORMING_COST is set to 90000 and if the BAND_NAME is 'BTS', then its PERFORMING_COST is set to 200000. Does integrating PDOS give total charge of a system? Not sure if it was just me or something she sent to the whole team. Let us get started by making the sample data. Let us now see if these 12 rows were updated by executing: The Output in image_7 shows that column sale_city is updated in multiple rows with where sale_department is either Kitchen Essentials or Apparels. You can change your settings at any time, including withdrawing your consent, by using the toggles on the Cookie Policy, or by clicking on the manage consent button at the bottom of the screen. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. As we can see inimage1, thereward_titlecolumn is empty. Insert multiple rows in a single MySQL query MySQL query to sort multiple columns together in a single query MySQL query to insert multiple records quickly A single MySQL query to update only specific records in a range without updating the entire column Are defenders behind an arrow slit attackable? Even if the criteria are matched multiple times, the row is updated only once. Observe the below query for the solution. Can virent/viret mean "green" in an adjectival sense? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. You never be outdated. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you. How can I fix it? UPDATE mytable SET fruit = IF (id=1,'orange','strawberry'), drink = IF (id=1,'water','wine'), food = IF (id=1,'pizza','fish') WHERE id IN (1,2); Give it a Try !!! How does the Chameleon's Arcane/Divine focus interact with magic item crafting? Would it be possible, given current technology, ten years, and an infinite amount of money, to construct a 7,000 foot (2200 meter) aircraft carrier? Posted by: cadex. Note that we will again set the reward_title to NULL before proceeding for clarity. Mysql update column with value from another table, How to disable foreign key constraint in MySQL, Add and view comments on columns in MySQL, How to get the current time zone of MySQL, 4 ways to get last inserted id of a MySQL table, DROP multiple columns in MySQL with single ALTER statement, Find all tables with specific column names in MySQL, Error Code: 1364 [Solved] Field doesnt have a default value, Select all columns except one of a MySQL table, Concatenate multiple MySQL rows to one field, Check if all elements in vector are equal in C++, Convert a string to a vector of chars in C++, Convert a vector of chars to std::string in C++, Convert a list of tuples to a dictionary in Python, Convert a list of tuples to two lists in Python. Syntax:- UPDATE name_of_your_table SET column1 = value1, column2 = value2, .. WHERE conditions; name_of_your_table: is the table that you will update. How do I efficiently partition a large MySQL (Aurora) table with multiple search columns? Not consenting or withdrawing consent, may adversely affect certain features and functions. I am not completely sure if I have understood what you want to do, but you could just write the set of statements into a plain text file and feed that text file to MySQL. Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. Irreducible representations of a product of two groups. But you also answered it in the comments #2 so I'm happy. UPDATE Syntax UPDATE table_name SET column1 = value1, column2 = value2, . That would not happen with separate UPDATEs, because each would work with its own table regardless of the contents of the other, therefore, absence of rows in one table would not affect the update of the other. To learn more, see our tips on writing great answers. Did neanderthals need vitamin C from the diet? Method 1 Action Output in image_4 shows that 7 rows are affected. Example3: Update multiple rows in table sale_person_data such that city should be Santiago for sale departments Kitchen Essentials and Apparels. Output: Step 9: Update all records of the table BANDS satisfying two (multiple) conditions. @Matheo: When there are many columns to update that would use the same set of conditions, Method 1 would definitely be more verbose than Method 2. Thanks for contributing an answer to Stack Overflow! I've got several books, but none of them seem to address this issue. Are the S&P 500 and Dow Jones Industrial Average securities? When would I give a checkpoint to my D&D party that they can return to if they die? The technical storage or access that is used exclusively for statistical purposes. You can find a demo for each method at db<>fiddle: Finally, as have been remarked both at the beginning of this post and in the comments, you can have a separate UPDATE statement for each table. You can use the case statement. Hebrews 1:3 What is the Relationship Between Jesus and The Word of His Power? I mean do they have a relation? In this Article we are discuss about How to Update Multiple Rows using PHP MySQL. this articles deals with selecting multiple rows applying update operation.For selecting multiple rows we are going to use checkbox input for submit selected rows. Concatenate multiple rows and columns in a single row with MySQL. Which MySQL data type to use for storing boolean values. It is also possible to update multiple tables in one statement in MySQL. Why would rows match but not be changed with a mysql update statement? update multiple rows at once. Syntax: Without WITH conditional clause UPDATE table_name SET column1 = value1, column2 = value2; With WITH conditional clause Insert multiple rows in a single MySQL query, Update only a single column value in MySQL. 1980s short story - disease of self absorption, Concentration bounds for martingales with adaptive Gaussian steps. Asking for help, clarification, or responding to other answers. Rows are grouped into events smaller than this size if possible. There are more than 400,000 rows in the table , I was trying to update a column by it's id. Connect and share knowledge within a single location that is structured and easy to search. For example, here are the separate queries I ran and am wondering if I could combine them into one query. Let us first create a table mysql> create table updateMultipleRowsDemo -> ( -> StudentId int, -> StudentMathScore int -> ); Query OK, 0 rows affected (0.63 sec) Following is the query to insert records in the table using insert command INSERT INTO FooBar (ID, foo) VALUES (1, 5), (2, 8), (3, 2) ON DUPLICATE KEY UPDATE foo=VALUES (foo); TRANSACTION: Where you do an update for each record within a transaction (InnoDB or other DBs with . Required fields are marked *. The target tables would be joined together for the update, and when I say "joined", I mean it in a broader sense: you do not have to specify a joining condition, in which case theirs would be a cross join. Example1: Update multiple rows in table sale_person_data such that the reward_title column gets updated with values based on the below conditions. Hello, this is a fairly broad question, but if someone could at least point me to some good resources on the web, that would be awesome. MySQL error code: 1175 during UPDATE in MySQL Workbench, MOSFET is getting very hot at high frequency PWM, Concentration bounds for martingales with adaptive Gaussian steps, Books that explain fundamental chess concepts, Counterexamples to differentiation under integral sign, revisited. Is there any reason on passenger airliners not to have a physical lock between throttles? For the single-table syntax, the UPDATE statement updates columns of existing rows in the named table with new values. Ready to optimize your JavaScript with Rust? Good Luck!!! To learn more, see our tips on writing great answers. How to make voltage plus/minus signs bolder? There would be about 20 different queries and I will be using that same exact set at least 3 times during some testing and other work and I am wondering if there is one query I can use i.e. @Binarus Then also it's not good practice to execute 20 UPDATE statement individually.In that scenario simply create one procedure and in procedure wrote all 20 statement and just call that procedure once. Download TablePlus for Windows. Click below to consent to the above or make granular choices. The latest news, tips, articles and resources. I didn't but I think it's because you answered what I was looking for even though it was different than than how I worded my question originally. How do you set a default value for a MySQL Datetime column? Update Multiple Columns in Multiple Records (Rows) With Different Values in MySQL Sometimes, we need to update multiple columns in multiple rows with different values in the database. TablePlus is a modern, native tool with an elegant UI that allows you to simultaneously manage multiple databases such as MySQL, PostgreSQL, SQLite, Microsoft SQL Server and more. Update multiple rows (distinctive by primary key) for multiple columns in one query Update multiple rows (distinctive by primary key) for multiple columns in one query Continue from Part 1 of this tutorial, we'll look at how to write a single update query to update multiple rows with different values for one or more columns . Or you can UPDATE with JOIN statement: 3. how can I combine all 20 versions of this into one to save myself time? To provide the best experiences, we use technologies like cookies to store and/or access device information. I am using MySQL via command line and UPDATE database.table SET column = REPLACE (column, item1, item2); repeatedly, where each query contains different data for "item1, item2". How to get MySQL version Inserting multiple rows in MySQL MySQL add primary key multiple columns Error Code: 1364 [Solved] Field doesn't have a default value MySQL add primary key to existing table MySQL string contains query MySQL get data by string length Mysql update set multiple columns Mysql update column with value from another table This is because an empty set cross-joined to a non-empty set still results in an empty set. In SQL, sometimes situations arise to update all the rows of the table. The value should be a multiple of 256. Each value can be given as an expression, or the keyword DEFAULT to set a column explicitly to its default value. Search for jobs related to Update mysql multiple rows php array or hire on the world's largest freelancing marketplace with 22m+ jobs. I suggest you use Method 2, but split the UPDATE into 2 statements, one for each table. My guess is the difference, if any, would be negligible, but I don't have a MySQL environment for proper testing. Update multiple rows in a single MongoDB query? Need a quick edit on the go? Can I concatenate multiple MySQL rows into one field? To provide the best experiences, we and our partners use technologies like cookies to store and/or access device information. Notice the WHERE clause in the UPDATE statement. Only imagine that there are 20 all together instead of just these 3. MySQL update set multiple columns for multiple rows Let us look into the example, but we will peek into the syntax before moving ahead. Now in order to select which value to update each column with, you can use a CASE expression. Example2: Update multiple rows in table sale_person_data such that the reward_title column gets updated only for the cities Chicago or New Yorkwith values based on the below conditions. We will be creating a table,sale_person_data, followed by inserting a few rows to it. It is ok to use multiple UPDATE statements if we have a few records in the table. The technical storage or access that is used exclusively for anonymous statistical purposes. Since for a single UPDATE statement the tables need to be joined, it is important that both tables have rows intended for the update. We have been seen about update Multi Table rows one at a time. Affordable solution to train a team and make them project ready. Best way to update a single column in a MySQL table? We make use of First and third party cookies to improve our user experience. You can use a CASE statement to handle multiple if/then scenarios: UPDATE table_to_update SET cod_user= CASE WHEN user_rol = 'student' THEN '622057' WHEN user_rol = 'assistant' THEN '2913659' WHEN user_rol = 'admin' THEN '6160230' END ,date = '12082014' WHERE user_rol IN ('student','assistant','admin') AND cod_office = '17389551'; Share If one table has no matching rows, then, even if the other does, neither will be updated. To update multiple rows in a single column, use CASE statement. to run a Single-Query instead of Four-Queries. Received a 'behavior reminder' from manager. Connecting three parallel LED strips to the same power supply. :) Maybe they'll take it back. Help us identify new roles for community members, Proposing a Community-Specific Closure Reason for non-English content, MySQL Error 1093 - Can't specify target table for update in FROM clause. Consenting to these technologies will allow us to process data such as browsing behavior or unique IDs on this site. The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user. For this article, we will be using the Microsoft SQL Server as our database. How to get multiple rows in a single MySQL query? Hebrews 1:3 What is the Relationship Between Jesus and The Word of His Power? Select multiple columns and display in a single column in MySQL? In a cross join, when at least one of the tables has more than one row, the other table will inevitably have its rows duplicated in the joined set. Text file (let's assume its name is test.sql): Of course, in the text file, you would have to add the "prologue" commands (like selecting the right database and other stuff to initialize correctly (if you need it)). Also, while common-sense precautions are perfectly fine when speaking about performance, usually you should stick to simpler approaches, unless/until you've. 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. Not on Mac? Addition #2 to my answer: If you don't want to take the text file approach, you could type the statements one after another without hitting return in between. Is it possible to hide or delete the new Toolbar in 13.1? Here are the steps to update multiple columns in MySQL. Update multiple rows in table sale_person_data such that city should be Santiago for sale departments Kitchen Essentials and Apparels. Combining complex updates in a single statement can easily result in a monster script that would be both slow to execute and difficult to understand/maintain. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Insert into a MySQL table or update if exists. This article will see how to update multiple rows with different values of a MySQL table in a single query. Not the answer you're looking for? You can either write multiple UPDATE queries like this and run them all at once: 2. Expressing the frequency response in a more 'compact' form. Download TablePlus for Mac. We hope this article helped you with updating multiple rows in a single MySQL query. But are these tables related? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. The two Methods seems promising, But looking at both of the. Why -- Performance? Force index using the unused index columns having effect as order by for the result set? Her example already shows the first number sequence being 184461, 184457, 184462, so increasing by one (as in your code) does not help. rev2022.12.9.43105. Action Output in image_2 shows that 9 rows are affected. CAVEAT : CASE WHEN THEN END is only handy when dealing with multiple values (more than 2) Share Improve this answer Follow How can I UPDATE multiple ROWs in a Single Query with multiple WHERE clauses? To update multiple rows in a single column, use CASE statement. Database Administrators Stack Exchange is a question and answer site for database professionals who wish to improve their database skills and learn from others in the community. Download TablePlus for iOS. I met performance issue with batchUpdate for multiple rows on mysql 8 by using java. A simpler script enables the latter to have more options for optimisation. 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