|
所在平台: Udemy |
课程主页: https://www.udemy.com/course/mastering-sql-in-bigquery-from-zero-to-hero/
课程评论：没有评论
**课程名称：** Mastering SQL in Google BigQuery: From Zero to Hero **课程概述：** 本课程旨在帮助初学者掌握SQL语言，并充分利用Google BigQuery强大的数据处理能力，从而成为一名熟练的数据分析师。课程设计循序渐进，覆盖从SQL基础到BigQuery高级应用的全过程。 **课程内容摘要：** * **第一部分：SQL与BigQuery入门** * 介绍SQL在数据管理中的重要性。 * 学习如何在Google Cloud中设置BigQuery项目、导航控制台以及了解账单管理。 * 通过探索BigQuery的公开数据集，熟悉真实世界的数据结构。 * **第二部分：基础查询技巧** * 学习使用核心SQL子句（SELECT, FROM, WHERE, ORDER BY, LIMIT）进行数据选择、过滤、排序和限制。 * 通过实践练习，增强数据检索和操作的信心。 * **第三部分：高级查询与聚合** * 掌握连接多个表（JOIN）以及进行数据聚合（GROUP BY）的技术。 * 学习使用聚合函数（如SUM(), AVG()）和HAVING子句对分组数据进行过滤。 * 这些技能是进行深入数据分析的关键。 * **第四部分：中级SQL概念** * 深入学习子查询（Subqueries）、时间数据处理、CASE语句（条件逻辑）以及公共表表达式（CTEs）。 * 掌握这些高级概念，为成为优秀的数据分析师打下坚实基础。 **目标学员：** 适合所有对数据处理和分析感兴趣的学生、数据爱好者或希望提升数据技能的专业人士。 **课程收获：** 学习结束后，学员将不仅能理解SQL和BigQuery，更能将这些强大的工具应用于实际数据挑战。
Dive into the world of data manipulation and analysis with "Mastering SQL in BigQuery: From Zero to Hero," a comprehensive course designed to transform beginners into proficient users of SQL within the powerful platform of Google's BigQuery. This course offers a structured journey through the essentials of SQL, tailored specifically to harness the full potential of BigQuery's robust data processing capabilities.Section 1: Introduction to SQL and BigQuery sets the foundation. Starting with the basics of SQL, you'll grasp the significance of this ubiquitous querying language in the realm of data management. The section progresses to practical skills in setting up a BigQuery project, navigating Google Cloud Console, and understanding billing procedures. A hands-on exploration of BigQuery's public datasets provides an early look into real-world data structures and prepares you for the journey ahead.In Section 2: Basic Querying Techniques, you'll begin interacting with data directly. Through a series of guided exercises, you'll learn to select, filter, sort, and limit data effectively using core SQL clauses. This section is essential for building your confidence in data retrieval and manipulation.Section 3: Advanced Querying and Aggregations elevates your skills to a new level. Here, you'll delve into more complex operations like joining multiple tables and performing aggregations. You'll understand how to group data, use aggregate functions like SUM() and AVG(), and filter grouped data with the HAVING clause, skills crucial for in-depth data analysis.The course culminates with Section 4: Intermediate SQL Concepts, where you'll tackle more sophisticated aspects of SQL. This includes mastering subqueries, handling temporal data, utilizing case statements for conditional logic, and crafting complex queries with Common Table Expressions (CTEs). These skills are indispensable for anyone looking to excel in data analytics.Whether you're a student, data enthusiast, or a professional aiming to sharpen your data handling skills, this course offers the tools and knowledge you need to become a BigQuery hero. By the end, you'll not only understand SQL and BigQuery but will be equipped to apply these powerful tools to real-world data challenges.
