Oracle Database 11g & MySQL 5.6 Developer Handbook

SQL in 10 Minutes, Sams Teach Yourself: Edition 4

MySQL Workbench: Data Modeling & Development

SQL the One: Microsoft SQL Server Interview Guide

Oracle Database 12c PL/SQL Programming

SQL Database Programming (Fifth Edition)

Python and SQL Bible: From Beginner to World Expert: Unleash the true potential of data analysis and manipulation.

Oracle Database 11g PL/SQL Programming Workbook

Oracle PL/SQL Programming: Edition 4

Oracle Database 12c PL/SQL Advanced Programming Techniques

Complete PL/SQL Book

Oracle Database Ajax & PHP Web Application Development

Learning PHP and MySQL

Oracle PL/SQL Best Practices: Write the Best PL/SQL Code of Your Life, Edition 2

T-SQL Window Functions: For data analysis and beyond, Edition 2

PHP & MySQL: The Missing Manual: Edition 2

XQuery: Search Across a Variety of XML Data, Edition 2

SQL Hacks: Tips & Tools for Digging Into Your Data

Using SQLite: Small. Fast. Reliable. Choose Any Three.

Oracle PL/SQL for DBAs: Security, Scheduling, Performance & More