【實用教育app】SqlEx|最夯免費app

This application will help everyone to gain or improve skills in building SQL Data Manipulation Language statements. To train You will have to build yourself the SQL statements for retrieval or modification of specific data required in the exercises. When Your query is incorrect, You will be able to see rows returned by the correct query along with that returned by Your query.

Features:

- 6 different databases

- More than 120 exercises

- Automated correctness check

- The book SQL. Problems and solutions S.I. Moiseenko

http://www.sql-ex.ru/

Added DML exercises

fixed some bugs

免費玩SqlEx APP玩免費

免費玩SqlEx App

SqlEx APP LOGO

SqlEx APP QRCode