2020年6月27日
SQLZOO练习二--SELECT from Nobel Tutorial
摘要： We continue practicing simple SQL queries on a single table. This tutorial is concerned with a table of Nobel prize winners: nobel(yr, subject, winner 阅读全文
posted @ 2020-06-27 19:20 徐若离 阅读(250) 评论(2) 推荐(0) 编辑
SQLZOO练习（一）SELECT BASICS，SELECT form world
摘要： name continent area population gdp Afghanistan Asia 652230 25500100 20343000000 Albania Europe 28748 2831741 12960000000 Algeria Africa 2381741 371000 阅读全文
posted @ 2020-06-27 16:51 徐若离 阅读(478) 评论(1) 推荐(0) 编辑