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
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
What is persistent connection?In fact, persistent connections are relative to common short connections, that is, to maintain the connection between the client and the server for a long time.The common short connection procedure is as
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
Introduction
In recent years, with the rapid development of Internet/Intranet network construction technology and the rapid popularization in the world
Applications have been switched from traditional desktop applications to Web applications. The
Before class, the popularization of small Knowledge: MSSQL and SQL Server is the same software, the name is different, MSSQL is Microsoft SQL Server,mssql is shorthand, some people like to call SQL Server directly, I prefer this name, have charm
Introduction: This is a detailed page of the PHP open-source project. It introduces related knowledge, skills, experiences, and some PHP source code.
Class = 'pingjiaf' frameborder = '0' src = 'HTTP: // biancheng.dnbc?info/pingjia.php? Id = 335089
Problem
What is PHP file? which software can be used to open
Workaround
PHP, a nested abbreviated name, is an abbreviation for the English Super Text preprocessing language (Php:hypertext preprocessor). PHP is an HTML embedded language, PHP and
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 connection Access database error and solution. There are two common methods for connecting php + access to the database. the recommended code should be noted that php uses realpath to obtain the path. the code for copying the code is as follows :
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