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所在平台: Udemy |
课程主页: https://www.udemy.com/course/the-complete-sql-bootcamp-for-data-analysis-level-1/
课程评论：没有评论
**课程名称：** 数据分析SQL完全入门 - L1 **课程概述：** 数据无处不在，信息时代对数据处理和挖掘的需求日益增长。SQL作为领先的数据提取、加载和查询语言，掌握SQL技能意味着能够灵活地探索、过滤和聚合各种原始数据，从而在商业竞争中获得优势。本课程旨在从零开始，为学员打下坚实的SQL基础，培养成为一名出色的SQL数据分析师。 **L1级别学习内容：** * **行业术语入门：** 熟悉SQL及数据库相关的行业通用术语。 * **SQL语法精通：** 循序渐进地学习和实践SQL核心语法。 * **数据库基础操作：** 学习创建和加载数据到数据库、模式（schema）和表。 * **数据基础分析：** 掌握使用各种过滤条件和搜索模式进行数据分析。 * **数据探索与计数：** 学会探索数据集的独特值并进行计数。 * **分组与聚合：** 能够对数据行进行分组，并使用聚合函数进行计算。 * **利用别名：** 学习使用别名简化列名和表名。 * **更多实用技巧：** 涵盖SQL数据分析中的其他关键实用技巧。 本课程将通过小测验和练习巩固学习效果，帮助学员全面掌握SQL数据分析技能。
Data is EverywhereIt is not a secret that data is everywhere; data is collected, processed, and accumulated in massive databases across all industry domains. As the technologies for handling data are evolving rapidly, the industry challenge is more focused on data utilization than data collection and storage. As a result, many organizations are looking for the right mix of people, tools, and products to help them pick up those piles of data, extract valuable insights and constantly gain market advantage.Becoming an SQL WizardSQL is the most popular language to extract, load, and query data from databases. If you master SQL, you gain the amazing and useful flexibility to explore, filter and aggregate almost any raw data in multiple dimensions. SQL Wizards are needed everywhere.Level 1 - We are starting from scratch!The complete training program is divided into multiple sequential levels to let you grow your knowledge and understanding of SQL and data analysis. This level, level one is designed to kick off your knowledge about SQL and learn to perform various data analysis tasks:Understand the industry terminology of SQL and databasesLearn and practice the SQL syntax in step by stepCreate and load data into databases, schemas, and tablesAnalyze data using various filtering conditions and search patternsExplore and count distinct values across the dataset attributesGroup rows and perform a calculation using aggregation functionsUse alias for columns and tablesAnd moreWe will use quizzes and exercises to practice and sharpen your understanding of the learning objectives. In any case, I am here for any questions.I wish you AWESOME learning and hope to see you inside!
