How to Migrate Your Postgres Database to MySQL: A Step-by-Step Guide

Converting Your Postgres Database to MySQL: A Comprehensive Guide

Navigating the transition from PostgreSQL to MySQL can be perplexing, particularly when it comes to transferring your valuable data. In this article, we delve into the solution to this database migration challenge.

Introducing pg2mysql

One of the most reliable and widely used tools for migrating PostgreSQL databases to MySQL is pg2mysql. This open-source utility provides a seamless and efficient way to move your data from one database to another.

To execute the migration process, follow these steps:

1. Install pg2mysql:

   • Linux: sudo apt-get install pg2mysql
   • macOS: brew install pg2mysql

2. Prepare your databases:

   • Ensure that both PostgreSQL and MySQL databases are up and running.
   • Create a user with the necessary privileges in MySQL.

3. Run the migration command:

   pg2mysql --host=PG_HOST --user=PG_USER --password=PG_PASS
   --database=PG_DB --host-mysql=MYSQL_HOST
   --user-mysql=MYSQL_USER --password-mysql=MYSQL_PASS
   --database-mysql=MYSQL_DB

   • Replace PG_HOST, PG_USER, PG_PASS, PG_DB with the appropriate values for your PostgreSQL database.
   • Replace MYSQL_HOST, MYSQL_USER, MYSQL_PASS, MYSQL_DB with the appropriate values for your MySQL database.

Enhanced Solution (Optional)

For an even more robust and up-to-date migration experience, consider using the forked version of pg2mysql recommended by the author in their answer. This fork has received various patches and maintenance updates over the years.

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