SQL Expert Exam Mobile for Oracle|教育線上App不用買-HotApp4Game

150 original questions with FULLY FUNCTIONAL code samples, written by certified Oracle professionals and practitioners. Works on the iPad and iPhone, and synchs learning history via iCloud.SQL Expert Exam helps you prepare for two Oracle SQL examinations: 1Z0-051 - Oracle Database 11g: SQL Fundamentals I 1Z0-047 - Oracle Database SQL Expert Each question includes a clear explanation of the answers. Just copy the explanation into your SQL editor, and you are ready to test the behavior! Answers reference Oracle database documentation on-line, wherever possible. Take randomised tests, examine testing history or focus on questions you found most challenging. Use a built-in timer to simulate time constraints of a real exam. Questions are 100% original, designed by a group of practitioners, holders of the certificates, and are based on the official curriculum of the two Oracle SQL database exams. Passing "1Z0-047 Oracle Database SQL Expert" exam awards certification "Oracle Database: SQL Certified Expert". Topics covered include, but are not limited to: •retrieving data using SQL select statements •reporting aggregated data using group functions •displaying data from multiple tables •using subqueries to solve queries •using set operator •manipulating data •using DDL statements to create and manage tables, and •creating schema objects. If you encounter issues, please use the email link within the app. If you like the app and would like to support its development, please leave a review in the App Store. Thanks!