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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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3976 - 4000 of 4,274 Reviews for SQL for Data Science

By Ankit M S

Apr 17, 2020

There should have been more worked examples of queries as it would be hard for a fresher to fully understand it. Btw the Yelp Database lookup page was very helpful to play with the dataset.

By Aatish R

May 16, 2021

The curse structure was well-drafted. However, the lack of interaction with the moderators was disheartening. The reading material linked is dated and the course needs an overall update.

By Puskar B

Jan 19, 2021

Too lengthy unnecessary explanations in the beginning and the end of every video lecture. There is no platform to execute during the lecture what the instructor is showing in the video.

By Benjamin A

Jun 5, 2020

The quizzes will expand your knowledge more. writing and running codes during lecture videos could have made it more easier to understand though, this is what is missing to get a 5 star

By Michelle P

Jan 29, 2019

You learn the basics of SQL but the course is a bit slow and repetitive, and the last peer-graded assignment should be graded by a computer or the TA's, not just random participants.

By Kelly M

Oct 9, 2021

Lectures provide limited information and then quizzes jump in difficulty from what is learned in videos. More practice worksheets or examples would be useful for new sql beginners.

By Marcel K

May 1, 2018

Great Course to start with.

Gives a good understanding of SQL on one side en working with databases on the other.

A syllabus of al the code examples in the video's should behelpfull

By Meredith H O

Apr 19, 2021

Final assignment has many questions that are unclear. Difficult to find answers in discussion forums, forums are poorly moderated, most questions have no useful answers.

By Edward K

Jul 29, 2022

it's OK, but not great. Some directions are confusing and the ending assignment has unclear directions. An example syntax or more specific instructions would be helpful.

By Muhammad A D I M

Oct 29, 2019

Overall good course. The lectures could be made a bit interesting and engaging with exercises broken up. Found the lectures monotonous however course material is good.

By Soheil S

Dec 26, 2019

I think there are not enough examples to help students learn the syntaxes deeply. It seems that some examples that students can code simultaneously can help more.

By Jaivardhan D

Jun 27, 2020

Videos were lame and didn't bother withe examples much but exercises were good to learn basic SQL (although u can learn same thing from google if not better)

By Talal N

Apr 7, 2020

The course starts easy and okay but the last assignment was so difficult. Quiz on what you teach and teach what we failed to understand (Assignment 4) part 3

By Yoldez A

Feb 25, 2024

it's a great course for beginners with so many practical examples BUT the final assignment is naught !! I couldn't even get my certificate because o fit !!

By Sandra H

Feb 1, 2022

Vgreat videos, good explanations.

no exercises, exercises were the tes really difficult

no direct contact person, many questions in the forum are very old

By Joaco T

Aug 10, 2024

There are some errors and the final project felt like I was abandoned and had to learn how to use DBeaver by myself, which made the project harder to do.

By Patricia W P

Oct 19, 2020

This is a good intro course. Sometimes some of the content is covered too rapidly and needs additional supportive exercises to truly master the content.

By Nwosu C F

Jun 22, 2022

I really liked the format of the quizzes but some videos were codes without an output so it was hard picturing what some key word does like the GROUP BY

By George A L J

Dec 30, 2019

Course instructor needed some improvement. It felt as though she was reading from cards the whole time and not really adding much value to the course.

By Shubham

Apr 21, 2020

Week 3 was a bit difficult. The questions asked in the quiz were little different than that which were in the lecture video. Rest everything was fine

By Tural M

Aug 27, 2018

The quiz questions does not match the material provided in the course. There are more easier ways to coding rather explained throughout the course!

By Andrés F L C

Dec 26, 2019

The topics are well explained but the videos are monotonus (slides and the teacher talking). I think the course could be more interactive.

By Monesha C

Jul 4, 2023

doesn't do a good job at teaching how to use functions, they just give you background info about the function and expects you to apply it

By Serena G

Mar 8, 2018

Good for learning basics of SQL but not much application and integration of concepts. In general, however, it is good for beginners.

By Kalide E

Jun 1, 2020

Course would be much better if you can work alongside the instructor. Using presentation slides in a coding class is not ideal imo.