how to make database connection in php

What is a long connection? In fact, long connection is relative to the usual short connection, that is, long time to maintain the client and server connection state. The usual short connection procedure is: Connection-"data transfer-" close

Data | database | database connection SummaryThis paper introduces the principle of Java Access database and its existing problems, puts forward the solution-database connection pool, analyzes its key problems, constructs a simple and easy-to-use

SummaryThis paper introduces the principle and problems of Java Access database, puts forward the solution-database connection pool, analyzes its key problems, constructs a simple and easy-to-use connection pool and illustrates how it is used in

PHP programmers should know that connecting to a MySQL database can use the Mysql_pconnect (permalink) function, the use of a database permanent connection can improve efficiency, but the actual application of persistent database connection will

PHP programmers should know that they can use the mysql_pconnect (permanent connection) function to connect to the MySQL database. Using a permanent connection to the database can improve efficiency. However, in actual applications, permanent

This article provides a detailed analysis on the right and right of MySQL operations by using the database permanent connection method in PHP. For more information about how to connect to the MySQL database, PHP programmers should know that

PHP programmers should know that connecting to a MySQL database can use the Mysql_pconnect (permanent connection) function, the use of database permanent connection can improve efficiency, but the actual application of the database permanent

PHP programmers should know that they can use the mysql_pconnect (permanent connection) function to connect to the MySQL database. Using a permanent connection to the database can improve efficiency. However, in actual applications, permanent

Oracle| Object | data The original developer of a new PHP data object (PDO) Data abstraction Layer gives you a brief introduction to the abstraction layer, focusing on running with Oracle. Need php:5.0Need other: Oracle 8 or later client

Overview This section provides a brief introduction to the choices that are available when you need to interact with the MySQL database during the PHP application development process. What is an API? An application interface (application programming