The following issues may affect your usage of the Visual Database Tools.
To save queries designed in Visual Database Tools Query Designer, you must use SQL Query Analyzer.
To save queries designed in Query Designer
Note Although Query Designer provides menu options for saving, these options are disabled.
For more information about SQL Query Analyzer, see the Overview of SQL Query Analyzer.
The Microsoft OLE DB Provider for SQL Server is implemented as a dynamic link library (DLL) on the client machine and a set of stored procedures on the server. Unless both parts are installed, the OLE DB provider will not function correctly.
If you install a newer version of Sqloledb.dll, but do not install Instcat.sql on each SQL Server machine running OLE DB, some OLE DB functions will return incorrect results.