This report provides a comprehensive overview of integrating Java with MySQL databases, focusing on the use of Java Database Connectivity (JDBC) and Connector/J. It begins by introducing Java and MySQL, highlighting their individual functionalities and importance in web development. The report then delves into JDBC, explaining it as an API that connects Java with other database languages like MySQL, and emphasizes the role of Connector/J as the official JDBC driver. It covers the installation and configuration of Connector/J, including the steps to unzip the file and install it using binary or source distribution systems. The report further illustrates how to connect Java with MySQL using code snippets, addressing common errors and providing solutions. Additionally, it explains how to retrieve data from SQL databases using PHP code and how users can update MySQL databases using SQL commands like UPDATE and ALTER TABLE. The conclusion underscores the significance of merging SQL and Java for effective project development, where Java serves as the front-end and back-end, and SQL facilitates data storage and retrieval. The report also includes references to various academic articles and publications to support its content.