Data Cleaning in SQL Google Data Analytics Certificate faq

learnersLearners: 81,157
instructor Instructor: Google Career Certificates instructor-icon
duration Duration: duration-icon

Learn how to use SQL to clean data and develop basic search queries for databases with the Google Data Analytics Certificate. Get job-ready skills in about 6 months and stand out to employers with a credential from Google. Start or advance your career in data analytics today! Visit https://goo.gle/2NCbbSc to learn more.

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Course Feature Course Overview Pros & Cons Course Provider Discussion and Reviews
Go to class

Course Feature

costCost:

Free

providerProvider:

Youtube

certificateCertificate:

No Information

languageLanguage:

English

start dateStart Date:

2021-06-11 00:00:00

Course Overview

❗The content presented here is sourced directly from Youtube platform. For comprehensive course details, including enrollment information, simply click on the 'Go to class' link on our website.

Updated in [July 20th, 2023]

This course provides an overview of data cleaning in SQL and spreadsheets. Learners will gain an understanding of the capabilities of SQL and how it can be used to clean large datasets. They will learn how to develop basic search queries for databases and how to apply basic SQL functions for transforming data and cleaning strings. Additionally, learners will explore advanced data cleaning functions. By the end of the course, learners will have the skills to clean data in SQL and spreadsheets.

Pros & Cons

Pros Cons
  • pros

    Comprehensive coverage of SQL data cleaning techniques: Users appreciate that the course covers various SQL capabilities and queries for data cleaning. They find the content useful for understanding and implementing data cleaning tasks.

  • pros

    Free availability and accessibility: Users express gratitude for the course being available for free on YouTube. They find it beneficial to have access to such valuable content without the need for financial investment.

  • cons

    Lack of clarity in explaining the cleaning process: One user mentions being confused about the cleaning process and how to obtain a clean table when the cleaning results are saved separately. This indicates a potential lack of clarity in explaining the concepts and steps involved in data cleaning.

  • cons

    Confusion regarding the usage of SQL functions: Another user expresses confusion about the usage of different SQL functions, specifically questioning why TRIM is used in the WHERE statement for updating, while CAST is used in the SELECT statement for updating. This confusion suggests that the course may not adequately address the rationale behind using specific functions in different contexts.

Course Provider

Provider Youtube's Stats at AZClass

Discussion and Reviews

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faq FAQ for Data Cleaning Courses

Q1: How do I contact your customer support team for more information?

If you have questions about the course content or need help, you can contact us through "Contact Us" at the bottom of the page.

Q2: Can I take this course for free?

Yes, this is a free course offered by Youtube, please click the "go to class" button to access more details.

Q3: How many people have enrolled in this course?

So far, a total of 81157 people have participated in this course. The duration of this course is hour(s). Please arrange it according to your own time.

Q4: How Do I Enroll in This Course?

Click the"Go to class" button, then you will arrive at the course detail page.
Watch the video preview to understand the course content.
(Please note that the following steps should be performed on Youtube's official site.)
Find the course description and syllabus for detailed information.
Explore teacher profiles and student reviews.
Add your desired course to your cart.
If you don't have an account yet, sign up while in the cart, and you can start the course immediately.
Once in the cart, select the course you want and click "Enroll."
Youtube may offer a Personal Plan subscription option as well. If the course is part of a subscription, you'll find the option to enroll in the subscription on the course landing page.
If you're looking for additional Data Cleaning courses and certifications, our extensive collection at azclass.net will help you.

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