Search in Windows SharePoint Services, Office SharePoint Server 2007 for Search,and Enterprise Search in Microsoft Office SharePoint Server 2007 are all based on the same Microsoft Search core indexing engine, ensuring consistent search across Office SharePoint Server 2007 and Windows SharePoint Services 3.0.
However, there are differences among the SharePoint search versions. The following table provides a comparison of features among Search in Windows SharePoint Services, Office SharePoint Server 2007 for Search, and Enterprise Search in Microsoft Office SharePoint Server 2007.
What can be indexed
Local SharePoint content
SharePoint sites, Microsoft Exchange Server content, file shares, Lotus notes, custom content.
SharePoint sites, Microsoft Exchange Server content, file shares, Lotus notes, custom content, line-of-business (LOB) content.
Rich, relevant results
Yes
Alerts
RSS
Did you mean?
Collapsing of duplicates
Yes to all
Best bets
Results removal, Query reports
No to all
Search Center / Tabs
No
Search Center without Tabs
Search Center with Tabs
People search
Business Data Search
Query Web service
http://<site>/_vti_bin/spsearch.asmx
http://<site>/_vti_bin/search.asmx
Security trimming of search results
Yes; supports default security trimming only
Yes; supports default and custom security trimming
Query syntax
Windows SharePoint Services 3.0 Search SQL Syntax
Windows SharePoint Services 3.0 Search Keyword Syntax
URL syntax
Enterprise Search SQL Syntax Reference
Enterprise Search Keyword Syntax Reference
Enterprise Search URL Syntax Reference
APIs
Query object model. For more information, see Windows SharePoint Services Search Query Object Model Overview.
Microsoft.Office.Server.Search.Query object model. For more information, see Enterprise Search Query Object Model Overview.
Microsoft.Office.Server.Search.Administration object model. For more information, see Getting Started with the Enterprise Search Administration Object Model.
Microsoft.Office.Server.Search.Query object model. For more information, see Enterprise Search Query Object Model Overview. Microsoft.Office.Server.Search.Administration object model. For more information, see Getting Started with the Enterprise Search Administration Object Model.
For Security trimming of search results, the Office SharePoint Server 2007 for Search column should read:
"Yes; supports default and custom security trimming"
For People search & Knowledge network, the Office SharePoint Server 2007 for Search column should read:
"No to all"
See http://office.microsoft.com/en-us/help/HA101978031033.aspx