Unzip the files to a local directory, such as C:\Program Files\Microsoft JDBC Driver\ .
com.microsoft.sqlserver mssql-jdbc 13.4.0.jre11 Use code with caution. download microsoft jdbc driver for sql server 2014
By default, SQL Server listens on port 1433 . Ensure this port is open in your Windows Firewall. Unzip the files to a local directory, such
It is critical to match the driver's .jar file to your specific Java environment. Using the wrong file will result in an UnsupportedClassVersionError . Driver Version Recommended JAR File Supported Java Version SQL Server 2014 Support mssql-jdbc-13.x.jre11.jar Java 11, 17, 21+ Yes 13.x (Latest) mssql-jdbc-13.x.jre8.jar Yes 6.4 / 6.2 mssql-jdbc-6.x.jre7.jar Yes 4.0 sqljdbc4.jar Yes Installation & Configuration Steps 1. Traditional Installation (Manual) Ensure this port is open in your Windows Firewall
The best driver for your setup depends on your :
Newer drivers default to encrypt=true . If your SQL Server 2014 instance does not have a valid SSL certificate, you must set encrypt=false or trustServerCertificate=true to avoid connection errors. Common Issues & Troubleshooting
If you are using Maven, add the following dependency to your pom.xml . Note that modern versions (9.4+) fully support SQL Server 2014.