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PHP connection failed: SQLSTATE connection refused

I'm trying to use PHP connection to connect to a MySQL database on phpmyadmin. Nothing special about the connection, just wanted to see if the connection was successful. I'm using MAMP to host the database and the connection I'm trying to use is this: <?php$servername="127.0.0.1";$u...

P粉068510991 2023-08-23 18:49:26 0  2  778

Database connection error php Server doesn't have mysql moudle loaded

1. Using the integrated environment: phpstudy 8.1, when establishing a database connection in Dreamweaver cs6, the following error message pops up: PhP Server doesn't have the mysql module loaded or you can't&n

董智勇 2020-02-27 16:00:44 0  0  1265

php - Create a mysql connection in onWorkerStart in Swoole, how to keep the long connection continuous?

{Code...} After a while, the mysql connection will be closed. How can I never close it?

滿天的星座 2017-05-19 10:08:00 0  1  759

Can PHP directly call functions in a class without using new?

I have to do something new every time, which is very unaccustomed. Can I use the functions in the class directly? The purpose of using the class is to look at the static attributes inside, so that when operating redis or mysql, automatic connection and connection reuse can be realized without the ne...

只爭朝夕 2022-12-23 12:12:24 0  1  2058

SMProxy, a MySQL database connection pool developed by Swoole based on the MySQL protocol.

SMProxySwoole MySQL Proxy is a MySQL database connection pool developed by Swoole based on the MySQL protocol. The principle is to store the database connection as an object in the memory. When the user needs to access the database, the connection will be established for the first time. Later, inste...

子山 2019-01-29 14:50:17 0  0  1512

In php, the class name::class, what does it mean?

I would like to ask: In the following PHP code, what does the class name::class mean? {code...}

曾經(jīng)蠟筆沒有小新 2017-06-30 09:54:29 0  2  1000

javascript - Some problems with the mysql module, about connection pools

A little doubt about the official sample code of npm package mysql: First look at the first code: var mysql = require('mysql'); var connection = mysql.createConnection({ host : 'localhost', user : 'me', password : 'secret', database : 'my_...

淡淡煙草味 2017-05-19 10:08:39 0  1  639

MySQL connection not working: 2002 No such file or directory

I'm trying to set up WordPress. I have Apache and MySQL running and the account and database are set up. I try to establish a simple connection: <?php$conn=mysql_connect('localhost','USER','PASSWORD');if(!$conn){echo'Error:'.mysql_errno().'-'. mysql_error();}?> I always get this: Error: 2002-N...

P粉422227023 2024-02-25 14:08:33 0  2  513

Will calling a static method directly using the class name in PHP trigger the constructor of the class or parent class?

As the title says, PHP calls static methods directly using the class name. Two questions: 1. Will the constructor of the current class be called? 2 Will the constructor of the parent class of the current class be called?

淡淡煙草味 2017-07-07 10:34:10 0  3  1554

Does anyone know where Jingshui Brother Shui has a PHP class?

Who knows where Brother Shui in Jingshui has a PHP class? Who knows where Brother Shui in Jingshui has a PHP class?

A0五花牛 2020-10-10 00:54:44 0  1  1212

Mysql connection cannot be established because the target machine actively refuses the connection

I know a lot of people have asked this question, but most of these people have forgotten their passwords that are blocked by firewalls, and I haven't encountered this situation. I'm developing in php and need to connect to a remote database for my team to use together. Everything is fine on localhos...

P粉957723124 2023-08-22 19:04:28 0  2  860

Why can't PHP maintain a long connection when using Sever-Sent Event? Instead, it disconnects immediately after returning data.

As the title states, when PHP uses SSE, every time the connection is successful, data is returned, and then the connection is interrupted. Originally, SSE should maintain a long connection, and then return new data to the front end if the data changes. Why can't you maintain a long connection? The b...

無樂 2020-01-03 17:05:25 0  0  1108

MySqlConnector: MySqlBulkLoader class. Upload empty data from csv to MySQL table

From MySqlConnector.MySQLBulkLoader class I want to convert csv to MySQL table keeping null values.

P粉398117857 2024-04-06 14:35:18 0  1  1017

PHP class attribute declaration?

<?php class Image{     private $path;     public function __construct($path = './'){      &nb

A _ Ｑ _ｉ_ 2021-10-17 22:05:54 0  7  1028

Reworded title: Why doesn't PHP handle "class not found" errors?

In the example below, I want to catch the error and create a Null class if the class does not exist. But despite my try/catch statements, PHP just tells me that the 'SmartFormasdfasdf' class is not found. How to get PHP to catch "class not found" errors? <?phpclassSmartFormLoginextendsS...

P粉475126941 2024-01-03 19:53:41 0  2  634

Connect to MySQL/MariaDB from command line client using URI connection string?

Given a database connection string of the URI style: mysql://<user>:<pass>@<host>:<port>/<database> Is there a way to use this string directly in the MySQL command line client without No need to break it up into the familiar mysql-u-h-p... format? I found some discussio...

P粉545218185 2023-08-30 14:30:55 0  1  683

Solution to PHP FTP connection problem in containerized environment

I'm trying to containerize my PHP script. But for some reason it cannot connect to my FTP server when running in a container. I run the script on my local machine without any problems. Dockerfile: FROMphp:8.1-cliEXPOSE8080COPY./var/www/html/WORKDIR/var/www/htmlENTRYPOINTphp-fserve.phpPHP script: $co...

P粉302484366 2023-08-28 23:03:17 0  1  873

When inserting data encapsulated by the PHP class, the insertion is always unsuccessful and false is returned;

<?php //Database operation class class Model{ Private $host; //Database address Private $user; //Database username Private $pwd; /

A _ Ｑ _ｉ_ 2021-10-13 10:21:27 0  6  1132

Does MySQL disconnect after the php script is executed?

There is a SQL statement that connects to mysql in a script. When executed, the mysql server opens a new thread (or process?) to process the connection. After the script ends, does it disconnect from PHP (or apache?). What are those mysql long connections? Suddenly I feel like I don’t understand any...

PHP中文網(wǎng) 2017-05-16 13:06:27 0  5  967

Unable to establish external connection to MySQL/MariaDB database

I'm trying to connect a MariaDB client (DBeaver) to my database from my home computer. The IP address/host, port, username and password connection details are correct. I am able to ping the host. The host is active. I can access the database locally on the server. I've set up phpMyAdmin for this sit...

P粉685757239 2024-03-31 23:39:43 0  1  720