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How to Grant MySQL Root Privileges for 127.0.0.1

Tutorial October 03, 2024
bash

  • You must have root access to your MySQL server.
  • You need to be able to connect to MySQL via the command line using Unix socket (by default localhost).

First, log in to MySQL using the root user without specifying the host (localhost works via Unix socket):

How to Reset the MySQL Root Password Using DROP USER

Tutorial October 03, 2024
bash

Remove the line:

Or comment it out by adding a # at the beginning:

How to Resolve the "#1038 - Out of Sort Memory" Error in MySQL

Tutorial August 26, 2024
mysql

Open the configuration file with your preferred text editor and find or add the following line:

[mysqld]
sort_buffer_size = 4M

Understanding and Using MySQL Indexes

Tutorial August 12, 2024
mysql

CREATE INDEX idx_name ON users(first_name, last_name);

To view existing indexes on a table, use the SHOW INDEX command:

How to Monitor MySQL Database Performance

Tutorial August 12, 2024
mysql

This command sorts queries by time, helping you identify the slowest queries.

Several third-party tools can help monitor MySQL performance, offering additional features and integrations.