Effective MySQL optimizing SQL statements por Bradford, Ronald

Joe Celko's SQL for smarties advanced SQL programming por Celko, Joe

Expert PL/SQL practices for Oracle developers and DBAs

Available for University of the Philippines Diliman via SpringerLink. Click here to access

Foundations of SQL Server 2008 R2 business intelligence por Fouché, Guy 1961-, Langit, Lynn

Available for UP System via Springer Link.

Oracle Application Express 4 recipes por Zehoo, Edmund

Available for University of the Philippines Diliman via SpringerLink. Click here to access

The language of SQL por Rockoff, Larry

SQL all-in-one for dummies por Taylor, Allen G.

Discovering SQL a hands-on guide for beginners por Kriegel, Alex

Beginning Oracle Application Express 4

Available for University of the Philippines Diliman via SpringerLink. Click here to access

SQL, the complete reference por Weinberg, Paul N.