I found an interesting list of database-related queries on Google. These are the 10 most sought after problems... Probably you'll already have searched for one or more of these, didn't you?
1 Login failed for user 'sa'. Reason: Not associated with a trusted SQL Server connection. SQL 2005
2 SQL Server 2005 Free E-Learning
3 Feature Pack for Microsoft SQL Server 2005
4 SQL Query Optimizations
5 Find all Primary and Foreign Keys In A Database
6 Fun With SQL Server Update Triggers
7 OPENROWSET And Excel Problems
8 Split a comma delimited string fast!
9 Login failed for user 'sa'. Reason: Not associated with a trusted SQL Server connection. SQL 2000
10 Date formatting in SQL Server