Much of the world's data resides in databases. SQL (or Structured Query Language) is a powerful language which is used for communicating with and extracting data from databases. A working knowledge of databases and SQL is a must if you want to become a data scientist.
ofrecido por
IBMAcerca de este Curso
1,071,177 vistas recientes
Resultados profesionales del estudiante
38%
comenzó una nueva carrera después de completar estos cursos
33%
consiguió un beneficio tangible en su carrera profesional gracias a este curso
Certificado para compartir
Obtén un certificado al finalizar
100 % en línea
Comienza de inmediato y aprende a tu propio ritmo.
Fechas límite flexibles
Restablece las fechas límite en función de tus horarios.
Nivel principiante
Aprox. 14 horas para completar
Inglés (English)
Subtítulos: Inglés (English), Coreano, Árabe (Arabic)
Qué aprenderás
Create and access a database instance on cloud
Write basic SQL statements: CREATE, DROP, SELECT, INSERT, UPDATE, DELETE
Filter, sort, group results, use built-in functions, access multiple tables
Access databases from Jupyter using Python and work with real world datasets
Habilidades que obtendrás
Cloud DatabasesPython ProgrammingIpythonRelational Database Management System (RDBMS)SQL
Resultados profesionales del estudiante
38%
comenzó una nueva carrera después de completar estos cursos
33%
consiguió un beneficio tangible en su carrera profesional gracias a este curso
Certificado para compartir
Obtén un certificado al finalizar
100 % en línea
Comienza de inmediato y aprende a tu propio ritmo.
Fechas límite flexibles
Restablece las fechas límite en función de tus horarios.
Nivel principiante
Aprox. 14 horas para completar
Inglés (English)
Subtítulos: Inglés (English), Coreano, Árabe (Arabic)
ofrecido por
IBM
IBM offers a wide range of technology and consulting services; a broad portfolio of middleware for collaboration, predictive analytics, software development and systems management; and the world's most advanced servers and supercomputers. Utilizing its business consulting, technology and R&D expertise, IBM helps clients become "smarter" as the planet becomes more digitally interconnected. IBM invests more than $6 billion a year in R&D, just completing its 21st year of patent leadership. IBM Research has received recognition beyond any commercial technology research organization and is home to 5 Nobel Laureates, 9 US National Medals of Technology, 5 US National Medals of Science, 6 Turing Awards, and 10 Inductees in US Inventors Hall of Fame.
Programa - Qué aprenderás en este curso
3 horas para completar
Week 1 - Introduction to Databases and Basic SQL
In Week 1 you will be introduced to databases. You will create a database instance on the cloud. You will learn some of the basic SQL statements. You will also write and practice basic SQL hands-on on a live database.
3 horas para completar
12 videos (Total 38 minutos), 6 lecturas, 4 cuestionarios
12 videos
Introduction to Databases4m
How to create a Database instance on Cloud3m
CREATE Table Statement2m
SELECT Statement3m
COUNT, DISTINCT, LIMIT2m
INSERT Statement2m
UPDATE and DELETE Statements3m
Information and Data Models4m
Types of Relationships3m
Mapping Entities to Tables1m
Relational Model Concepts2m
6 lecturas
Hands-on LAB: Provision a Cloud Hosted Database Instance30m
Examples to CREATE and DROP tables5m
SELECT statement examples5m
Hands-on LAB: Composing and Running basic SQL queries45m
About this Optional lesson2m
Additional Reading10m
4 ejercicios de práctica
Databases15m
Basic SQL15m
Practice Quiz: Review of Relational Database Concepts10m
Optional Not Graded Quiz on Relational Concepts15m
4 horas para completar
Week 2 - Advanced SQL
By the end of this module, you will learn the following: (1) Learn how to use string patterns and ranges to search data and how to sort and group data in result sets. (2) Learn how to work with multiple tables in a relational database using join operations.
4 horas para completar
9 videos (Total 38 minutos), 5 lecturas, 4 cuestionarios
9 videos
Sorting Result Sets2m
Grouping Result Sets3m
Built-in Database Functions6m
Date and Time Built-in Functions2m
Sub-Queries and Nested Selects4m
Working with Multiple Tables6m
Relational Model Constraints2m
Relational Model Constraints - Advanced4m
5 lecturas
Hands-on LAB: String Patterns, Sorting & Grouping1h
Hands-on Lab: Built-in functions20m
Hands-on Lab: Sub-queries, Multiple Tables30m
About this Optional lesson2m
Additional Information on Keys and Constraints5m
4 ejercicios de práctica
String Patterns, Ranges, Sorting and Grouping15m
Functions, Sub-Queries, Multiple Tables15m
Practice Quiz: Review of Database Constraints10m
Optional Not Graded Quiz on Constraints30m
4 horas para completar
Week 3 - Accessing Databases using Python
After completing the lessons in this week, you will learn how to explain the basic concepts related to using Python to connect to databases and then create tables, load data, query data using SQL, and analyze data using Python
4 horas para completar
10 videos (Total 45 minutos), 3 lecturas, 6 cuestionarios
10 videos
Writing code using DB-API4m
Connecting to a database using ibm_db API2m
Creating tables, loading data and querying data3m
Analyzing data with Python9m
Join Overview3m
Inner Join3m
Left Outer Join5m
Right Outer Join4m
Full Outer Join2m
3 lecturas
Lab 0: Create Database Credentials10m
About this Optional Section2m
Hands-on LAB: JOINs45m
2 ejercicios de práctica
Database access from Python15m
JOIN operations15m
3 horas para completar
Week 4: Course Assignment
As a hands-on Data Science assignment, you will be working with multiple real world datasets for the city of Chicago. You will be asked questions that will help you understand the data just like a data scientist would. You will be assessed both on the correctness of your SQL queries and results.
3 horas para completar
2 videos (Total 13 minutos), 2 lecturas, 4 cuestionarios
2 lecturas
LOADing Data3m
IBM Digital Badge2m
1 ejercicio de práctica
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Revisiones
Principales revisiones sobre DATABASES AND SQL FOR DATA SCIENCE
por DE27 de dic. de 2019
Course is god enough. However the last assessment is not. Misprints and not clear questions lead to disappointing marks in the end. Also other students marked assessments based on their understanding.
por BS20 de may. de 2020
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!
por SA22 de abr. de 2020
The lessons were short and easy to follow, providing all the basics as well as a few more advanced topics, to get student quickly up-to-speed on databases and SQL and their application in D/S realm.
por AT26 de feb. de 2020
A very useful course with some very interesting datasets/Jupyter notebooks to work through/practice your skills. Offers a good balanced blend between theory and practical/practice. Very good course!
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