This page contains links to resources that are useful when installing SQL Server Express, such as installation guidance and information on how to troubleshoot common installation problems.
SQL Server Express 2005
SQL Server Express 2008
SQL Server Express 2008 R2
For licensing purposes, SQL Server Express counts only the physical processor chips present in the computer.
For processing purposes, SQL Server Express recognizes the additional processors that are available on a computer that has a multiple-core CPU or an HT Technology-enabled CPU.
For example, if you have a dual-core CPU, SQL Server Express starts two separate schedulers. Both schedulers are available for SQL Server Express to use. This behavior lets SQL Server Express do some parallel processing within the limits of the one CPU that the product is using.
For more information, see http://support.microsoft.com/kb/914278.
By default, SQL Server Express is configured to allow only local access. Use the following information to determine how to enable network access for SQL Server Express: