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所在平台: Udemy |
课程主页: https://www.udemy.com/course/postgresql-oracle-sql/
课程评论：没有评论
课程名称：初学者的PostgreSQL和Oracle SQL 课程概述： 本课程提供了学习SQL的四个理由：首先，我们的课程设计精心，涵盖了数据分析所需的所有SQL知识；其次，内容全面，包含基础和高级SQL语句，支持PostgreSQL和Oracle SQL；接着，提供可下载的资源，覆盖SQL的重点主题；最后，任何有关课程内容的问题都将由讲师亲自解答。完成课程后，学生将获得可验证的结业证书。 选择本课程的原因： 这是一个完整的SQL教程，可在周末完成。SQL是所有公司数据分析职位中最受欢迎的技能，而PostgreSQL和Oracle SQL是数据库管理和数据分析岗位中极其重要的技能。如您希望开始数据科学职业生涯或提升数据分析技能，本课程将全面帮助您掌握所需知识。 我们的教学资质： 课程由Abhishek、Pukhraj和Nadeem教授，他们在数据科学和机器学习教学方面已有十多年的经验，具备深厚的SQL、PostgreSQL、Oracle SQL、数据库管理及市场上各种数据分析工具的知识。 我们的承诺： 我们致力于回答学生的问题，欢迎在课程中提出疑问或私信联系我们。完成课程后，您将对使用SQL进行数据分析充满信心，并为职业机会做好充分准备。 学习SQL的好处： SQL是最通用、最常用的数据库语言，支持多种数据库引擎如PostgreSQL、SQL Server、SQLite和Oracle SQL。学习SQL并不复杂，SQL是一种查询语言，通俗易懂，适合任何具备基础英语能力的人。 学习时间及方法： 学习SQL的时间因人而异，我们的教学方法从基础入手，迅速提升至高级水平。练习是快速掌握SQL的唯一途径。 PostgreSQL与Oracle SQL的区别： SQL是一种语言，而PostgreSQL是多种数据库管理系统中的一种。两者都是优秀产品，各自有独特优势，选择往往取决于个人偏好。PostgreSQL为传统数据库应用提供全面特点，且为开源；Oracle数据库在交易量和安全性上表现出色，但部分安全功能需额外付费。 使用这些数据库的公司示例： 使用PostgreSQL的公司包括Apple、BioPharm、Etsy等；使用Oracle SQL的公司有Gartner、Nike、Costco等。 点击注册按钮，加入我们，见于第一课！
4 Reasons why you should choose this SQL courseCarefully designed curriculum teaching you everything in SQL that you will need for Data analysis in businessesComprehensive - covers basic and advanced SQL statements in both, PostgreSQL and Oracle SQLDownloadable resources covering essential topics on SQLYour queries on SQL and anything covered in the Masterclass will be responded by the Instructor himselfA Verifiable Certificate of Completion is presented to all students who undertake this SQL course.Why should you choose this course?This is a complete tutorial on SQL which can be completed within a weekend. SQL is the most sought after skill for Data analysis roles in all the companies. PostgreSQL and Oracle SQL are highly desired skills for database management and data analysis roles. So whether you want to start a career as a data scientist or just grow you data analysis skills, this course will cover everything you need to know to do that.What makes us qualified to teach you?The course is taught by Abhishek, Pukhraj and Nadeem. Instructors of the course have been teaching Data Science and Machine Learning for over a decade. They have an in-depth knowledge in advanced SQL, PostgreSQL, Oracle SQL, database management, and various data analysis tools available in the market.Our PromiseTeaching our students is our job and we are committed to it. If you have any questions about the course content, practice sheet or anything related to any topic, you can always post a question in the course or send us a direct message.By the end of this course, your confidence in using SQL will soar. You'll have a thorough understanding of how to use SQL for Data analytics as a career opportunity.Go ahead and click the enroll button, and I'll see you in lesson 1!CheersStart-Tech AcademyFAQ'sWhy learn SQL?SQL is the most universal and commonly used database language. It powers the most commonly used database engines like PostgreSQL, SQL Server, SQLite, and Oracle SQL. Simply put, If you want to access databases then yes, you need to know SQL.It is not really difficult to learn SQL. SQL is not a programming language, it's a query language. The primary objective where SQL was created was to give the possibility to common people to get interesting data from the database. It is also an English-like language so anyone who can use English at a basic level can write SQL queries easily.SQL is one of the most sought-after skills by hiring employers.You can earn good moneyHow much time does it take to learn SQL?SQL is easy but no one can determine the learning time it takes. It totally depends on you. The method we adopted to help you learn SQL quickly starts from the basics and takes you to advanced level within hours. You can follow the same, but remember you can learn nothing without practicing it. Practice is the only way to learn SQL quickly.What's the difference between SQL and PostgreSQL?SQL is a language. Specifically, the "Structured Query Language"PostgreSQL is one of several database systems, or RDMS (Relational Database Management System). PostgresSQL is one of several RDMS's, others of which are Oracle, Informix, MySQL, and MSQL.All of these RDMSs use SQL as their language. Each of them has minor variations in the "dialect" of SQL that they use, but it's all still SQL.Which is better, PostgreSQL or Oracle SQL?Both are excellent products with unique strengths, and the choice is often a matter of personal preference.PostgreSQL offers overall features for traditional database applications, it is open source and offers great support.Oracle Database has decades of experience and high levels of development expertise. It not only provides more transactions per second than PostgreSQL, but also arguably provides higher levels of security. However, many of Oracle's security features come at an added cost. Oracle is secure and ensures that user data is not tampered with through prompt updates.Both dialects are very popular today, but PostgreSQL has gained market share recently and is trending upwards because (some have claimed) it has features more suited to today's dynamic development requirements..Who uses these databases?Here are a few examples of companies that use PostgreSQL: Apple, BioPharm, Etsy, IMDB, Macworld, Debian, Fujitsu, Red Hat, Sun Microsystem, Cisco, Skype.Companies that use Oracle SQL: Gartner, Nike, Costco, Airbnb, eBay etc.
