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Learner Reviews & Feedback for SQL for Data Science by University of California, Davis

4.6
stars
16,503 ratings

About the Course

As data collection has increased exponentially, so has the need for people skilled at using and interacting with data; to be able to think critically, and provide insights to make better decisions and optimize their businesses. This is a data scientist, “part mathematician, part computer scientist, and part trend spotter” (SAS Institute, Inc.). According to Glassdoor, being a data scientist is the best job in America; with a median base salary of $110,000 and thousands of job openings at a time. The skills necessary to be a good data scientist include being able to retrieve and work with data, and to do that you need to be well versed in SQL, the standard language for communicating with database systems. This course is designed to give you a primer in the fundamentals of SQL and working with data so that you can begin analyzing it for data science purposes. You will begin to ask the right questions and come up with good answers to deliver valuable insights for your organization. This course starts with the basics and assumes you do not have any knowledge or skills in SQL. It will build on that foundation and gradually have you write both simple and complex queries to help you select data from tables. You'll start to work with different types of data like strings and numbers and discuss methods to filter and pare down your results. You will create new tables and be able to move data into them. You will learn common operators and how to combine the data. You will use case statements and concepts like data governance and profiling. You will discuss topics on data, and practice using real-world programming assignments. You will interpret the structure, meaning, and relationships in source data and use SQL as a professional to shape your data for targeted analysis purposes. Although we do not have any specific prerequisites or software requirements to take this course, a simple text editor is recommended for the final project. So what are you waiting for? This is your first step in landing a job in the best occupation in the US and soon the world!...

Top reviews

NK

Oct 5, 2022

Amazing course for beginners! The entire course is well structured and has good hands-on assignments. SQL is extremely essential for Database management and fun learning so please do try this one out!

JG

Aug 22, 2021

I thought this course was great! Great introduction to Relational Databases and SQLite. Highly reccomend for anyone new to SQL, Databases, or someone looking to get started with a data science career.

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76 - 100 of 4,274 Reviews for SQL for Data Science

By Rashid S S

Jul 28, 2020

The course was not easy to understand. Because the lessons were not sufficient enough to understand the questions in quiz and final exams. I think if all the things are described in a more elaborate fashion with a lot of examples it would be easy for the learners. Actually in this course I've to relay more on google and internet rather than my course lessons which was very disappointing. I personally think this course is not for a beginner student who really wants to learn about sql.

By John O O

Mar 28, 2022

Not too happy with this course, I have run into many incosistencies with the course materials and have no responses (along with many others posting in the forums) to the issues at hand. The first course does not 'flow' into the second course. Conflicting instructions given in pdfs and by instruction in 'solution' videos. Hard to find 'mentions' to cloning reports. Etc. Feels kinda like a waste of time trying to connect the dots as provided by the instructor/instructions.

By Yujin L

Jan 20, 2023

There are not enough examples in between the lectures. It's impossible to remember all the SQL commands if the course does not provide practice questions before the quiz. Also, the instructor keeps moving around while she's explaining which makes it hard to focus, and the course is not interactive at all.

By 鄭明軒

Jan 2, 2020

Week 4 assignment isn't prepared well for the students to use the skills they learned, and issues posted on the forum left uncleared forever.

By Deleted A

Dec 29, 2020

Questions scored incorrectly though they are correct.

By Rajnish K J

Jul 5, 2020

Most of the command line does not work.

By Dheanda A

Jun 22, 2021

Thank you for the material that was presented well and clearly. I got to know better how to use SQL for data science. Hopefully, by learning this, I can implement it in the future as a Data Analyst.

By Ashley M

Jun 8, 2019

Great introductory to the SQL programming. This will definitely not only add another programming skill but also give me more capabilities programming in SAS. I would recommend this to anyone.

By Mohamed A

Sep 29, 2019

The Course was quiet good & descriptive, yet it didn't cover a lot of SQL such as how to use its platforms and how to connect to database, also, the differences between other platforms.

By Gary L

May 3, 2018

This was an amazing course. I learned so much practical and application skills from the course. The lectures are great, as our the assignments and tests.

Thank you for a great time!

By Tanmay C

Jul 1, 2020

Great course with lots of things to learn about SQL. Assignments were pretty challenging and the instructor explained the concepts nicely. A fantastic course to start with SQL.

By Victoria T

Sep 16, 2019

Sadie St. Lawrence is a completely motivating person. Thank you, Sadie, for such an excellent combination of professional teaching and interesting tasks. Well-balanced course

By Budi S

Feb 7, 2022

Very educating course, with interactive practice and final project which simulate real data science. Not to mention, the cute lecturer is easy on the eyes... ^_^v

By Maxine L

Dec 22, 2018

Very clear and useful class! The outline of each module is easy to understand and follow, and the assignment is helpful to strengthen SQL skills.

By DIVYA M

Jun 30, 2020

Even though i have learned SQL from many sources but this is a complete package, felt completed after completing this course.

By Megan H

Dec 21, 2018

So helpful! Really helped me learn SQL on a level that I am confident enough to add it to my resume.

By manish r

Nov 30, 2018

Good course. The peer assignments was a bit challenging hence most interesting as well.

By hridaya s

Jul 1, 2020

Very nicely communicated

By Shreyansh V

Mar 24, 2022

Best to start with sql

By Shubham S

Jan 24, 2019

i want my money back

By Sandipan C

Nov 11, 2019

The course was pretty good for a beginner. The instructor was very clear and explained all the concepts in a very easy to grasp manner. However, the entire course could do with more coding exercises. Concepts such as joins, group, etc could be better understood if there were more exercises. Also, during the coding exercise (at the end of the week) it would be really helpful if correct answer and an explanation would have been provided. Having said that, its really good for beginners and I would and have recommended this to others.

By Chloe W

Oct 31, 2018

=) Very clear walkthrough of important concepts in SQL and why use certain functions for certain tasks.

=( Wish there were more practice questions so it's more interative.

=( Also it would be great if there are more "real-life" SQL practices that involve solving for an actual question that you might encounter as a data scientist working for a tech company.

Thanks so much for sharing this with us, Sadie!

By David B

Jan 2, 2018

Great material and videos. However, the questions on the final are ambiguous and can be very challenging, and the final as a whole can take much longer than the anticipated 2 hours. On the other hand, if you can make it through the final, you will come out with a great introductory understanding of SQL by the end of the course.

By Alex H

Jun 30, 2020

Thought some of the intuitive thinking was a bit challenging, but really liked how the sqlite server was built into the course and didn't require any download or off-site work. Think some of the time estimates should be a bit longer, but overall good course.

By RENEE

Feb 5, 2022

Except the last assignment,it may seems be in a mess.Everything is wonderful!Thanks to all staffs,thanks to cute Lawrence~~~~Congratulation to myself!!