【目标与行动 — Jessie 的故事】
从2021 年伊始,迄今已有 16 位同学,总共拿到19 个 大数据分析和金融行业的 job offers, 其中有三位同学,每人拿到…
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…