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所在平台: Udemy |
课程主页: https://www.udemy.com/course/sql-for-data-analytics-and-data-science/
课程评论：没有评论
Coursera 课程“SQL JOINS Masterclass: Learn to join 2 to 15 Tables”是一门深入的 SQL 联合（JOIN）技术教学课程，旨在帮助学员掌握从基础到高级的多种 JOIN 类型，并能熟练应用于实际数据分析场景。 **课程概要：** 本课程由一名经验丰富的在职数据科学家授课，将带领学员系统学习 SQL 数据存储和分析的强大能力，特别侧重于从多个表中提取信息这一高级技能。通过大量的示例、练习和解决方案，学员将不仅理解 JOIN 的理论，更能实践编写复杂的 SQL 查询。 **核心内容涵盖：** * **基础 SQL 概念：** 课程首先会介绍 `Select`、`Select Distinct`、`Concat`、`Format`、`Where`、`Wildcard`、`Aggregate`、`Limit`、`Fetch`、`Offset` 等基础 SQL 语句，为后续 JOIN 操作打下坚实基础。 * **SQL JOIN 类型：** 全面讲解各种 JOIN 类型，包括： * Cross Join * Inner Join * Left Join * Right Join * Full Join * Natural Join * Self Join * Intersect * Union * Except * **联合操作的实践：** 课程将指导学员如何在单个表内以及联合多个表进行操作，最终目标是让学员能够一次性联合任意数量的表。 * **职业发展导向：** 强调课程内容对数据分析职业发展的助益，使学员能够自信地应对复杂数据架构，并撰写出色的数据报告。 **课程优势：** * **循序渐进：** 从 SQL JOIN 的基础概念开始，逐步深入到多表联合的复杂应用。 * **实战教学：** 大量结合实际案例的练习和详细的解题思路，确保学员知行合一。 * **专业指导：** 由拥有多年经验的活跃数据科学家授课，理论与实践并重。 * **技能提升：** 目标是让学员成为 SQL 联合操作的精通者，提升职业竞争力。 * **全程支持：** 承诺在 48 小时内回答学生提出的所有问题，无论问题难度如何，都受到认真对待。 * **满意保障：** 提供 30 天全额退款的承诺，体现了对课程质量的高度自信。 **适合人群：** * 数据库管理员 * 开发人员 * 数据科学家 * 程序员 * 对 SQL 和数据分析感兴趣的任何人 通过本课程的学习，学员将能够熟练运用 SQL 查询，自信地处理任何复杂的数据模式，并能够有效地生成数据报告。
SQL is a powerful tool for data storage. The ability to analyze the data is a great skill to acquire. What is greater is your ability to use complex SQL queries to fetch out information from multiple tables. That is what this course is all about. In this course, you are going to be acquitted with advanced SQL skills to join multiple tables together and write better reports. This course is going to make Data Analysis (using PostgreSQL) easy for your career advancement.Everything you will ever need in SQL JOIN for data analytics is covered in this course. This includes but is not limited to:Types of JoinCross JoinInner JoinLeft JoinRight JoinFull JoinNatural JoinSelf JoinIntersectUnionExceptTo understand the above and work seamlessly with JOIN the following were first introduced:SelectSelect DistinctConcat FormatWhereWildcardAggregateLimitFetchOffsetand many moreThis course will take to perform join within a single table and joining multiple tables. At the end of this course, you will be able to join any number of tables at a go!WHY THIS COURSE? This course is not rushed over. It starts from the very basics of SQL Join to advanced multiple table joinThis course is taught by an active data scientist with several years of experienceThis course is taught by examples with several exercises and solutionsYou will not only know the theory but learn to build your own report using SQLAll the students taught by the instructor have moved higher in their careersNo question asked by students is not answered within 48 hours. There is no too simple question or too hard question. All questions are taken very seriously by the instructorYou don't need to take my words for it. See what existing students have to say about my courses:"This is a great course! It is deep. The instructor didn't leave any stone unturned. It gave me a better understanding of the more advanced concept. Above all, I love the style of teaching with challenges and solutions." - Paul Min"It's been an amazing time having to learn and understand how python works." - Ana Gil"Well explained and easy to understand. This is indeed commendable and I appreciate your efforts." - Joanita AndersonYou can check the comment sections of all my courses and see for yourself.I am not only confident you will love this course, but I am also confident you will spread the love to others. Hence, we are offering you 30 days' FULL money-back. What are you waiting for? Click Buy now and let's get started.WHO IS THIS COURSE FOR? Database administratorDevelopersData ScientistProgrammerThose with interest in SQL and Data analyticsBy the end of this course, you will be very fluent in SQL queries, confident in facing any complex schema and write great reports.
