The following three ways to connect
1. Create a singleton class with the mysql_connect () function
2. Establish a long connection directly using the Mysql_pconnect ()
3. Establish a database connection class, instantiate the time to establish a
Php pconnect () PHP in ?? MYSQL? R has ??? FUNCTION CONNECT? PCONNECT ???? Difference of function? Where is e?
PHP ?? MYSQL? R has ??? FUNCTIONCONNECT? PCONNECT???? Difference of function? Where is e ??Average ?? Eclipse and failover? Br/> What
PHP ?? MYSQL? R has ??? FUNCTIONCONNECT? PCONNECT ???? Difference of function? Where is e ?? Average ?? Eclipse and failover? CONNECT is holding? Sexual? Connect, PHP ?? Already} used? Exist? Expected? Listen B? But why ?? Continue, OK? ? How often
Ecshop default is the normal connection method, from the error shows that you are using the pconnet way, this way when the concurrency ratio is large, there are the following shielding end:Apache Module Mode:The difference is that when PHP is
MySQL database PHP
The manual says there are two major differences.
1. Do not repeatedly make connection requests
2.mysql_close doesn't work.
The 1th is a little confused. That is not my mysql_connect not to make a request or halfway mysql_close
MySQL database functions are frequently used in actual operations. Therefore, it is best to have a certain understanding of MySQL database functions. I found this article very well on a website, I have made a special offer for you to share with you
Talk about the difference between mysql_connect and Mysql_pconnect, the two functions of the use of the same, the internet has said should be used Pconnect, pconnect is a good thing, also see pconnect as a scourge, resolutely not to use pconnect,
130: the file format is incorrect. (The error is not clear yet)
145: the file cannot be opened.
1005: An error occurred while creating the MYSQL table. 1006: MYSQL database creation failed 1007: the MYSQL database already exists. An error occurred
When you need to use PHP to connect to the MySQL database, there are two types of database connection functions: mysql_connect () and Mysql_pconnect (). 1, mysql_connect () At the beginning of the script, mysql_connect () creates a new connection
In mysql, we can see two common database connection modes: persistent connection and disconnection after page access, next I will introduce the differences between mysql_connect and mysql_pconnect respectively. you need to know more... in mysql, we
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