What are MySQL connections?

What are MySQL connections?

Connections correspond to Sessions in SQL standard terminology. A client connects to the MySQL Server and stays connected until it does a disconnect. The MySQL Clients send connection requests to the MySQL Server. A connection request is simply a TCP-IP connect message sent to port 3306 on the server host machine.

What is MySQL 5.5 command line client?

MySQL is a fast, easy-to-use relational database. It is currently the most popular open-source database. It is commonly used in conjunction with PHP scripts to create powerful and dynamic server-side applications.

How can I see MySQL connections?

SHOW STATUS WHERE `variable_name` = ‘Threads_connected’; This will show you all the open connections.

How many connections MySQL can handle?

Simultaneous MySQL connection limits Each database user is limited to 38 simultaneous MySQL connections. This limitation helps to prevent overloading the MySQL server to the detriment of other sites hosted on the server.

How do I install MySQL 5.5 on Windows 10 64 bit?

Step 1: Go to http://www.mysql.com/downloads/ and download MySQL Community Server. Choose your appropriate Operating System/X64/X86 as shown in the below Screenshot. Step 2: I’ve downloaded 64-Bit Windows msi file. Double Click on the msi file, you’ll be welcomed with the Installation screen as seen below.

What is MySQL connectors?

MySQL Connectors. MySQL provides standards-based drivers for JDBC, ODBC, and .Net enabling developers to build database applications in their language of choice. In addition, a native C library allows developers to embed MySQL directly into their applications. These drivers are developed and maintained by the MySQL Community.

How do I set up a MySQL connection?

To add a connection, click the [+] icon to the right of the MySQL Connections title on the home screen. This opens the Setup New Connection form, as the following figure shows.

How do I change the character set of a MySQL connection?

With the mysql client, to use a character set different from the default, you could explicitly execute a SET NAMES statement every time you connect to the server (see Client Program Connection Character Set Configuration ). To accomplish the same result more easily, specify the character set in your option file.

How to disconnect the MySQL database from the command prompt?

You can disconnect from the MySQL database any time using the exit command at mysql> prompt. PHP provides mysqli contruct or mysqli_connect () function to open a database connection.