MSDE is a free desktop SQL Server published by Microsoft, which has most functions of SQL Server.
Free download at Microsoft official website: http://www.microsoft.com/downloads/details.aspx?FamilyId=413744D1-A0BC-479F-BAFA-E4B278EB9147&displaylang=zh-cn#filelist.

Run CHS_MSDE2000A.exe to decompress files to the hard disk. Default folder is C:\MSDERelA.
Open DOS prompt window. Use command cd to enter folder MSDE 2000 Release A

Executive command:

setup DISABLENETWORKPROTOCOLS=0 SAPWD="666666" SECURITYMODE=SQL

“DISABLENETWORKPROTOCOLS=0” indicates to accept application programs connection from other computers.

“SAPWD="666666"” indicates 666666 is a powerful password specified for sa

“SECURITYMODE=SQL” indicates to configure installation with complex modes