php update multiple rows at once

The implementation method of mysql batch update and batch update of different values of multiple records, mysql multiple Batch update The mysql update statement is simple. to update a field of a piece of data, write as follows: The Code is as

Implementation of different values for mysql batch update and batch update of multiple records bitsCN.com Batch update The mysql update statement is simple. to update a field of a piece of data, write as follows: UPDATE mytable SET myfield = 'value'

Batch update The mysql update statement is simple. to update a field of a piece of data, write as follows: Copy codeThe Code is as follows:UPDATE mytable SET myfield = 'value' WHERE other_field = 'other _ value '; If the same field is updated to the

Execute an SQL statement update multiple records implementation ideasWhat would you do if you wanted to update multiple rows of data, and the values of each field in each row were different? This article takes an example to explain how to achieve

What would you do if you wanted to update multiple rows of data, and the values of each field in each row were different? This article takes an example to explain how to implement the situation as shown in the title, a friend with this need to

Typically, we use the following SQL statement to update field values:Copy CodeThe code is as follows:UPDATE mytable SET myfield= ' value ' WHERE other_field= ' other_value ';But what do you do if you want to update multiple rows of data, and each

Thank you for your answers! A few days ago, I had a strong interest in creating a website. Are these things on the title a complete set of knowledge required to build a website? Are there other things to learn? How to arrange the learning sequence?

This shows the encoding specification from the PHPCMS development documentation. although it is called the PHPCMS development specification, I think this applies to all PHP programming. After writing so many PHP codes, many codes may not be able to

Note: This shows the encoding specification from the phpcms development documentation. Although it is called the phpcms development specification, I think this is the case for all PHP programming. After writing so many PHP codes, many codes may not

PHP BasicsFirst, the initial knowledge of PHPPHP is an embedded language that is used in combination with HTML.1, PHP tagsThe default tag short mark.??, you need to turn on the Short_open_tag option to open short and other tags in php.ini is not