Oracle is making a fresh run at Microsoft’s SQL Server, claiming on Tuesday that its open-source MySQL database offers up to 90% cost savings over SQL Server along with blazing performance on Windows.

Microsoft fired another salvo in the database wars by announcing a new toolkit to help users migrate their databases from MySQL to SQL Server -- or SQL Azure, the new cloud offering. In a Data ...

How effective are free and open source data bases? For answers, we reviewed 6:: Microsoft SQL Server Express, PostgreSQL, Oracle's MySQL, MariaDB, Apache Derby and Firebird SQL. Free or open source ...