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  1. stackoverflow.com › questions › 1262786MySQL - UPDATE query based on SELECT Query - Stack Overflow

    You can actually do this one of two ways: MySQL update join syntax: UPDATE tableA a. INNER JOIN tableB b ON a.name_a = b.name_b.

  2. www.mysqltutorial.org › mysql-basics › mysql-update-joinMySQL UPDATE JOIN | Cross-Table Update in MySQL - MySQL Tutorial

    This tutorial shows you how to perform cross-table updates by using the MySQL UPDATE JOIN statement with the INNER JOIN or LEFT JOIN clause.

  3. dev.mysql.com › doc › refmanMySQL :: MySQL 8.0 Reference Manual :: 15.2.17 UPDATE Statement

    You cannot update a table and select directly from the same table in a subquery. You can work around this by using a multi-table update in which one of the tables is derived from the table that you actually wish to update, and referring to the derived table using an alias.

  4. www.slingacademy.com › article › mysql-8-update-on-select-query-multiple-tablesMySQL 8: UPDATE on a SELECT query in multiple tables

    26 Ιαν 2024 · In this guide, we will delve into how to perform an UPDATE using a SELECT query across multiple tables within MySQL 8. This powerful technique allows you to change records in one table based on values in other tables, combining data retrieval with data modification in one step.

  5. www.squash.io › how-to-update-mysql-query-based-on-select-queryHow to Update Records in MySQL with a Select Query - Squash

    1 Νοε 2023 · How to Update Records in MySQL with a Select Query. By squashlabs, Last Updated: November 1, 2023. Approach 1: Using a Subquery. Approach 2: Using JOIN. Best Practices. To update a MySQL query based on a select query, you can use the UPDATE statement with a subquery.

  6. mysqlcode.com › mysql-update-joinMySQL UPDATE JOIN - A Quick Guide - MySQLCode

    30 Οκτ 2022 · You can choose the UPDATE JOIN on either the INNER JOIN or the LEFT JOIN. Then you set the new values that you want to update with the where condition to find the particular data. If you want to update all records, you can skip the where condition.

  7. www.geeksforgeeks.org › mysql-update-joinMySQL UPDATE JOIN - GeeksforGeeks

    9 Ιαν 2024 · MySQL UPDATE with JOIN allows you to update a table based on data from another table or tables. You can join multiple tables using the JOIN keyword and use the SET clause to specify the columns to update and the values to set.

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