Pro Oracle SQL (Expert's Voice in Oracle)

Pro Oracle Application Express (Expert's Voice in Oracle)

Pro SQL Server 2012 BI Solutions (Expert's Voice in SQL Server)

Pro SQL Server 2005 High Availability (Expert's Voice in SQL Server)

Pro T-SQL 2008 Programmer's Guide (Expert's Voice in SQL Server)

Pro Oracle Application Express by Scott Spendolin - Expert's Voice in Oracle Ser

Pro SQL Server 2012 BI Solutions (Expert's Voice in SQL Server) - VERY GOOD