SELECTc.客户ID, c.客户名称, o.订单金额 LEFTJOIN订单表 o ONc.客户ID =o.客户ID ...

你是否也在项目复盘中被“锅从天降”？本文将带你掌握一套“数据自卫术”，从 Excel 快速定位问题，到 SQL 精准提取责任线索，一步步教你如何用数据澄清误解、优化协作，让你在团队中既专业又靠谱。 新晋PM，你是否经历过这些灵魂拷问？

This data project prepares and analyses Ola ride-sharing data (July 2024) to surface operational, revenue and service-quality insights and recommend actions to improve cab & bike operations across ...

多家媒体援引《财富》报道，亚马逊正准备裁撤多达15%的人力资源岗位，核心目标为公司内部被称为 People eXperience & Technology（PXT，或人才体验技术团队） 的部门；该部门在公司内部规模很大（报道称全球规模超1万人）。具体人数和时间表公司未公开。

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Master data visualisation, Excel, SQL, and Python to interpret business trends. Data analysts are vital for decision-making ...

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Choose a SQL Server trial, edition, tool, or connector that best meets your data and workload needs. Get the full-featured free edition, licensed for use as a development and test database in a ...