2007年4月12日星期四

免费的数据库

提起免费的数据库,想到最多的当然是MySQL, PostgreSQL等免费的数据库了(http://www.freesql.org/)。

但是现在几个大的软件开发商都有他们的免费的数据库可用:

微软的Microsoft SQL Servre 2005 Express Edition


"SQL Server 2005 Express Edition is the next version of MSDE and is a free, easy-to-use, lightweight, and embeddable version of SQL Server 2005. Free to download, free to redistribute, free to embed, and easy for new developers to use immediately, SQL Server Express includes powerful features such as SQL Server Management Studio Express, for easily managing a database. Continue reading to learn more about the benefits of SQL Server Express Edition and to download SQL Server Management Studio.”

甲骨文的Oracle Database 10g Express Edition


Free to develop, deploy, and distribute

Oracle Database 10g Express Edition (Oracle Database XE) is an entry-level, small-footprint database based on the Oracle Database 10g Release 2 code base that's free to develop, deploy, and distribute; fast to download; and simple to administer. Oracle Database XE is a great starter database for:

  • Developers working on PHP, Java, .NET, XML, and Open Source applications
  • DBAs who need a free, starter database for training and deployment
  • Independent Software Vendors (ISVs) and hardware vendors who want a starter database to distribute free of charge
  • Educational institutions and students who need a free database for their curriculum


IBM的DB2 Express-C

Free to build, deploy, distribute ... No limits.

DB2 9 (formerly codenamed “Viper”) is a leading edge hybrid data server capable of supporting both relational and pureXML™ storage. New features increase performance and scalability for both XML and relational data.

DB2 Express-C is a no-charge edition of DB2.

DB2 Express C:



这里有一个很长的免费(自由?)数据库的列表:
http://www.faqs.org/faqs/databases/free-databases/

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