The following web site contains alternatives to Microsoft SQL Server:
[link|http://www.normad.com/sql/|http://www.normad.com/sql/]
If the web site goes down, I am copying and pasting the links into this message so that they get saved.
But basically Microsoft SQL Server is not the only choice out there for an enterprise level database.
DBase 2000:
[link|http://www.dbase2000.com|http://www.dbase2000.com]
Empress:
[link|http://www.empress.com|http://www.empress.com]
Firebird:
[link|http://firebird.sourceforge.net/|http://firebird.sourceforge.net/]
Firebird is based on Borland Interbase:
[link|http://www.borland.com/interbase/|http://www.borland.com/interbase/]
Both are very good databases. Interbase is commercial and Firebird is the open sourced version of Interbase which is still being worked on.
Flagship, a Clipper Clone:
[link|http://www.fship.com/|http://www.fship.com/]
GNUSQL:
[link|ftp://alpha.gnu.ai.mit.edu/gnu/|ftp://alpha.gnu.ai.mit.edu/gnu/]
IBM DB2:
[link|http://www.software.ibm.com/data/db2/|http://www.software.ibm.com/data/db2/]
Informix:
[link|http://www-3.ibm.com/software/data/informix/|http://www-3.ibm.com...re/data/informix/]
Apparently now owned by IBM.
Just Logic:
[link|http://www.justlogic.com|http://www.justlogic.com]
mSQL:
[link|http://www.hughes.com.au/|http://www.hughes.com.au/]
MySQL is growing, will become a good database someday when it develops more and gets stored procedures, etc:
[link|http://www.mysql.org/|http://www.mysql.org/]
Objectivity DB:
[link|http://www.objectivity.com|http://www.objectivity.com]
Oracle:
[link|http://www.oracle.com|http://www.oracle.com]
Oracle has a free Developer download of the Oracle database. Hope you have a fast connection to download it!
Postgre SQL:
[link|http://www.postgresql.com|http://www.postgresql.com]
SAP DB:
[link|http://www.sapdb.org/index.html|http://www.sapdb.org/index.html]
Sleepycat Berkley DB:
[link|http://www.sleepycat.com/products.html|http://www.sleepycat.com/products.html]
Solid Server:
[link|http://www.solid.fi|http://www.solid.fi]
Sybase:
[link|http://www.sybase.com/|http://www.sybase.com/]
This is what SQL Server was based on.
Universe:
[link|http://www.ardentsoftware.com/linuxtest/index.html|http://www.ardentsof...uxtest/index.html]
ZODB:
[link|http://www.zope.org/Wikis/ZODB/FrontPage|http://www.zope.org/Wikis/ZODB/FrontPage]