凯旋归来话曾经
2021 年刚刚过去三个月,SparkData 捷报频传,已经有6 名学员分别斩获 MUFG Bank, Rogers, KPMG, Aurora Solar Energy,CIBC Bank, T…
昨天一个学生去一个金融公司面试,面试官问了一个 SQL join 问题:Suppose we have 2 tables, they both have some duplicates on the ID variable ( the linking key). If we full join…
Investing stocks is a good way to protect your money from inflation and taxes. But it is also very risky. Wisely picking your portfolio is…
Jingle Bells, Jingle Bells, Jingle all the way…… 2020 is an unprecedented year full of challenges, struggles and strives for every one. Now it is…