10 courses recommended for multiple records-php Tutorial

In Web development, we often encounter paging display and sorting of data record sets. this is very easy to use the server code and database technology on the server side. for example: asp, php, jsp, etc. However, it is a headache to display multiple records on the client and sort them. Next, we use Extensible & amp; nbsp; Markup & amp; nbsp; Language (xml, Extensible Markup Language) and Extensible & amp; nbsp; Stylesheet & amp; nbsp; la... in Web development, we often encounter paging display and sorting of data record sets. this is very easy to use the server code and database technology on the server side. for example: asp, php, jsp, etc. However, it is a headache to display multiple records on the client and sort them. Next, we use Extensible Markup Language (xml, Extensible Markup Language) and Extensible Stylesheet Language Transformations (XSLT, Extensible style single Language conversion), and combine XML Path Language (XPath, XML Path Language), you can easily implement it by writing simple code. This method avoids the process of dealing with the server frequently and saves the data display time. the browser can see the results without waiting, and reduces the burden on the server. In addition. Due to the XML and XSLT technologies, data storage and data display separation can also enable

1. 10 common sorting and paging operations are recommended.

Introduction: A query statement may return multiple records. if the data volume is large, you need to use a cursor to read records in the query result set one by one. Applications can scroll or browse the data as needed. This article introduces the concept, classification, and basic operations of a cursor.

7. Eloquent batch update of multiple records (if yes, update; if no, insert)

Introduction: Eloquent batch update of multiple records (update when there is, insert when there is no) is not to assign values to multiple fields of a record in batches. Similar to batch insert: {code ...} are there similar statements: {code ...} the following functions are implemented: 1. if the query condition exists, update the original data in batches. {generation...

8. Why does the old attribute values affect the insert operation when multiple records are inserted in Yii20?

Introduction: This article mainly introduces the reason why the old attribute values affect the insert operation in Yii20 when inserting multiple records. if you are interested in the PHP Tutorial, please refer to it.

9. pcskys_windows7loader a PDO-based database operation class new PDO transaction instance

Introduction: pcskys_windows7loader: pcskys_windows7loader a new PDO transaction instance for the PDO-based database operation class: the code is as follows:

10. checkbox php uses checkbox to delete multiple records at a time

Introduction: checkbox php uses checkbox to delete multiple records at a time: a simple example shows a student information database. you need to delete multiple records at a time to create a database named del. the php file code is as follows:

Student Information Table

Option [Related Q & A recommendations ]: How does PHP obtain the current process or thread id? Php-delete... in () delete statement preprocessing is different from non-preprocessing running result Mysql-java. lang. OutOfMemoryError: GC overhead limit exceede Php-mysql modifies the values of multiple records according to different conditions. Python-assuming there are multiple records of json data, how do I return a record based on the KEY value? The above is a detailed description of 10 recommended courses for multiple records. For more information, see other related articles in the first PHP community!