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HarvardX: CS50's Introduction to Databases with SQL
An introduction to databases using a language called SQL.
This Course Includes
edx
0 (0 reviews )
7 weeks at 6-12 hours per week
english
Online - Self Paced
course
HarvardX
About HarvardX: CS50's Introduction to Databases with SQL
This is CS50's introduction to databases using a language called SQL. Learn how to create, read, update, and delete data with relational databases, which store data in rows and columns. Learn how to model real-world entities and relationships among them using tables with appropriate types, triggers, and constraints. Learn how to normalize data to eliminate redundancies and reduce potential for errors. Learn how to join tables together using primary and foreign keys. Learn how to automate searches with views and expedite searches with indexes. Learn how to connect SQL with other languages like Python and Java. Course begins with SQLite for portability's sake and ends with introductions to PostgreSQL and MySQL for scalability's sake as well. Assignments inspired by real-world datasets.
What You Will Learn?
- CREATE TABLE.
- SELECT.
- INSERT.
- UPDATE.
- DELETE.
- DROP.
- CREATE INDEX.
- CREATE VIEW.
- SQLite, PostgreSQL, MySQL.
- connectors (Python, Java).
- replication.