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所在平台: Udemy |
课程主页: https://www.udemy.com/course/the-ultimate-sql-bootcamp-from-a-to-z-quickly/
课程评论：没有评论
**课程名称：** SQL 从零到英雄 - 全新手友好课程 **课程概述：** 本课程专为那些渴望从数据中获取洞察力，但又因数据库的复杂性而不知从何下手的朋友设计。无论您是希望成为数据库专业人士的初学者，还是需要巩固技能的高级工程师，亦或是需要从数据中挖掘市场趋势和商业洞察的商业分析师，本课程都能满足您的需求。 **课程内容（循序渐进）：** 在本课程中，您将在分屏视频中跟随讲师一步步学习： * 掌握基本的SQL语法规则，包括表名、列名（字段）的命名规范以及数据类型要求。 * 学习使用`SELECT`命令和`FROM`子句来控制查询结果中显示的列以及它们的显示顺序。 * 通过应用带有一个或多个条件的`WHERE`子句，限制SQL查询检索的行数。 * 使用`ORDER BY`子句来修改SQL检索查询返回行的排序方式。 * 编写包含`JOIN`命令的SQL检索查询，以从通过共同列关联的表中检索数据行。 **推荐基础：** * 具备Windows操作系统导航能力。 * 了解关系型表会更有帮助。
If you want to learn how to gain insights from data but are too intimidated by databases to know where to start, then this course is for you.SQL From Zero To Hero - Full Beginner-Friendly CourseLet Udemy's real-world experts give you the SQL training you need to become a database professional. This course are also great for advanced engineers who need to brush up on their skill. And SQL courses aren't just for engineers; it's also for business analysts who need to gain crucial insight on new trends and marketplaces.Learn step-by-stepIn a video that plays in a split-screen with your work area, your instructor will walk you through these steps:•Describe basic SQL syntax rules along with requirements for the names of tables, and the naming and data type requirements for table columns (fields).•Use the SELECT command and FROM clause to control the columns that are displayed and the order in which they display in query output.•Limit the rows retrieved by an SQL query by applying the WHERE clause with one or more conditions.•Use the ORDER BY clause to modify the sort order of the rows returned from an SQL retrieval query.•Code an SQL retrieval query that uses the JOIN command to retrieve data rows from tables that are related via a common column.Recommended experienceAbility to navigate in Windows is required. Some familiarity with relational tables would be helpful.Thank you very much and have a wonderful day!
