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

4.6
stars
16,076 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

GC

Dec 29, 2022

Great course! A solid way to introduce a learner to programming in SQL!! Sadie is an amazing online instructor! Thank you to Sadie and UC Davis for offering this course through the Coursera platform!!

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!

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4051 - 4075 of 4,178 Reviews for SQL for Data Science

By Deleted A

May 13, 2020

I wish that the instructor used examples that mirrored the type of questions in the coding exams. We did not cover all the material in the coding exam.

By Tareq K

Mar 1, 2024

The interface isn't good to write the codes, and during the lecture it would be great to write and perform the task rather than showing :)

By Darren R

Sep 27, 2019

The structure and guidance provided on the final assignment was very poor, resulting in far more time required to complete than expected.

By William D

Oct 17, 2022

Questions were often vauge and videos sometimes did not display the information being talked about. I found several examples confusing.

By Fernando A C A

Jul 5, 2023

El tercer modulo deberia estar mejor explicado ya que muchas de las formas de utilizar las sintaxis y los codigos dejan bastantes dudas

By Riccardo B

Mar 27, 2020

too much theory, I needed something more 'pratical' that allowed me to start using and write code and not see a lot of slide with code

By SARTHAK S

Oct 27, 2020

1.Very basic course.

2. Assignments level does not match with training level.

3. Need to provide class which includes query writing.

By Carolina E

Jun 24, 2019

The teacher was not readily available to answer questions. The course was alright but I do not feel prepared to use my skills yet.

By Mathias M

Mar 19, 2020

Very slow and badly organised start of the course with no to very little practice of how to use SQLite before the coding quiz.

By Karkunt C

Oct 9, 2022

Mistakes in videos, no possibility of asking quetions to the teachers. It uses SQL lite not used in professional enviroments

By Seidler C

Apr 28, 2021

The first exercises are still ok. But the final exam is really a mess. The questions are not as precise as they should be.

By Yash K

Aug 5, 2020

Too much talking in videos with less examples. The exercises were vague and not enough information was given to solve them

By Bill P

Dec 1, 2020

The videos had the wrong emphasis, and were far too long.

More time should have been devoted to the exercises/quizzes.

By Maciej M

Jan 5, 2023

Rather slow-paced and not maintained anymore. You learn only absolute minimum. There is no good practice hints etc.

By Christos A

Apr 23, 2020

Not satisfied. There are better MOOCs for SQL/Data Science out there. I wouldn't recommend it for a SQL beginner.

By Terrela P

Sep 15, 2021

Great information, however, the site that host the datebase for the quizes is outdated and no longer supported.

By Bram M

Mar 9, 2021

The course is good in itself, but answers circulate on the internet, making the certificate not very meaningful.

By Naomy A

Dec 16, 2019

there is a lot of questions about how the questions were asked, i highly recommend you do see the discussions

By Neeli K

Mar 3, 2020

Not enough examples were shared.

Certain concepts were explained without telling their underlying basics.

By Bogdan O

Jul 6, 2022

Way too theoretical and almost no practice. This course is the same as reading some slides.

By Rohan D

Jan 22, 2023

Could have improved on giving some example questions along with already sufficient theory.

By Eslam R

Nov 3, 2018

There are few examples about every lesson, and may not have examples for some lessons

By ratan G

Oct 29, 2022

instructor should do code in parallel there is just story telling

By Benjamin B

Jul 31, 2022

Did not have practices, just video then straight to the test.

By Kerry-Ann K

May 13, 2022

Not information was given and it is clearly out of date.