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MySQL SHOW DATABASES: View Or Display Database

The SHOW DATABASES command in MySQL is used to display a list of all databases on the MySQL server.

Prerequisites:

A MySQL server up and running.
Access to a MySQL user account.

Tutorial:

Connect to the MySQL server:

To start the mysql command-line client, open your terminal or command prompt, and enter:

mysql -u [username] -p

Replace [username] with your MySQL username and enter your password when prompted.

Using the SHOW DATABASES command:

The basic syntax for using the SHOW DATABASES command is as follows:

SHOW DATABASES;

When you execute this command, MySQL will return a list of all databases on the server.

For example:

mysql> SHOW DATABASES;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| mysql              |
| performance_schema |
| sys                |
| your_database      |
+--------------------+
5 rows in set (0.00 sec)

Exit the MySQL command-line client:

EXIT;

By using the SHOW DATABASES command in MySQL, you can easily view all the databases on your server. This can be useful for getting an overview of your data or finding the database you want to use or modify.

Displaying Databases with MySQL SHOW DATABASES:
- Syntax:
```
SHOW DATABASES;
```
- Example:
```
SHOW DATABASES;
```
List All Databases in MySQL Using SHOW DATABASES:
- Retrieve a comprehensive list of all databases.
- Example:
```
SHOW DATABASES;
```
Filtering Databases with SHOW DATABASES in MySQL:
- Use pattern matching to filter databases.
- Example:
```
SHOW DATABASES LIKE 'test%';
```
Sorting Database Names with SHOW DATABASES in MySQL:
- Sort the displayed databases for better readability.
- Example:
```
SHOW DATABASES ORDER BY Database;
```
MySQL SHOW DATABASES and Character Sets:
- Retrieve information about the character sets used by databases.
- Example:
```
SHOW DATABASES CHARACTER SET utf8;
```
Displaying Additional Information with SHOW DATABASES in MySQL:
- Fetch extended details about databases, including their creation time.
- Example:
```
SHOW DATABASES FULL;
```
Checking Permissions with SHOW DATABASES in MySQL:
- Verify the user's permissions for accessing databases.
- Example:
```
SHOW DATABASES;
```
MySQL SHOW DATABASES and Wildcards:
- Employ wildcards for more flexible database searches.
- Example:
```
SHOW DATABASES LIKE 'data%';
```
MySQL SHOW DATABASES and Stored Procedures:
- Use stored procedures to enhance the functionality of SHOW DATABASES.
- Example:
```
CALL ShowDatabases();
```