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所在平台: Udemy |
课程主页: https://www.udemy.com/course/sql-for-data-analytics-or-business-analytics/
课程评论：没有评论
**课程名称：SQL for Data Analytics and Business Analytics** **课程概述：** 本课程是一门全面的SQL（结构化查询语言）教学，旨在帮助初学者和有经验的学习者成为熟练的SQL用户，并将其应用于数据库管理。无论您是数据库新手还是希望提升SQL技能，本课程都将涵盖您所需的一切。 **课程内容：** 1. **SQL基础：** * 理解关系数据库的基础。 * 掌握SQL语法和结构。 * 创建和操作数据库表。 2. **数据查询：** * 编写强大的SQL查询来检索和筛选数据。 * 运用高级查询技术进行复杂数据提取。 3. **数据修改：** * 在表中插入、更新和删除记录。 * 通过约束确保数据完整性。 4. **连接（Joins）与关系：** * 探索表之间的关系。 * 利用不同类型的连接进行全面的数据检索。 5. **数据聚合与分组：** * 理解聚合函数以汇总数据。 * 通过分组和转换数据进行有见地的分析。 **课程目标：** 完成本课程后，您将具备信心使用SQL数据库、有效管理数据以及优化数据库性能的知识和实践经验。无论您是从事数据库管理、数据分析还是商业智能（BI）开发，本课程都将为您在数据库领域取得成功提供必要的技能。
Embark on a journey to become a proficient SQL user with our comprehensive course designed for beginners and advanced learners alike. Whether you are a database novice or looking to enhance your SQL skills, this course covers everything you need to know about Structured Query Language (SQL) and its application in database management.1 Foundation of SQL:- Understanding the fundamentals of relational databases. Mastering the basics of SQL syntax and structure. Creating and manipulating database tables.2 Querying Data:- Writing powerful SQL queries to retrieve and filter data. Employing advanced querying techniques for complex data extraction.3. Data Modification:- Inserting, updating and deleting records in a table. Ensuring data integrity through constraints.4. Joins and Relationships:- Exploring relationship between tables Utilizing different types of joins for comprehensive data retrieval.5 Data Aggregation and Grouping:- Understanding aggregate functions for summarizing data Grouping and transforming data for insightful analysisBy the end of this course, you will have the knowledge and hands-on experience to confidently work with SQL databases, manage data effectively, and optimize database performance.Whether you are pursuing a career in database administration, data analysis BI developer.This course equips you with the skills needed to excel in the world of databases.
