有关ORACLC的电子书，详尽的说明编写SQL技巧-E-book about ORACLC, detailed descr iption of the preparation of SQL skills

帮助你达到这一基本SQL的知识,期待学习入门指南SQL。-To help you attain this fundamental SQL knowledge, look to Learning SQL, an introductory guide to SQL, designed primarily for developers just cutting their teeth on the language.