The Oracle SQL 21c Specialization equips learners with practical skills to design, query, and manage relational databases using Oracle SQL Developer. Through case-study-driven courses, participants will progress from foundational database creation to advanced SQL functions, joins, and analytic queries. Learners will also gain hands-on experience with indexing, performance optimization, and real-world data analysis. By the end of this program, participants will have the confidence to transform raw data into actionable business insights—skills highly valued in data analysis, business intelligence, and application development roles.
Courses in this learning path or series 3
Master Oracle SQL Developer for Databases & Tables
Mastering Oracle SQL Functions with SQL Developer
Oracle SQL 21c Mastery: Apply, Analyze & Manage Data
Advantages and disadvantages
Advantages
Structured courses with graded quizzes, assignments and deadlines you can reset.
A shareable certificate from the university or company when you pay.
Financial aid is often approved for students in India (apply 15 days before you need it).
Covers niche tools that universities don't teach.
Self-paced: start any time.
A clear syllabus (3 parts) you can see before you start.
Disadvantages
Paid after a 7-day free trial (Coursera Plus or per course).
Some courses can be audited for free, but graded work and certificates need payment.
Many courses are produced quickly from slides and screen recordings; read the reviews first.
Some points apply to every course of this kind; see how we rank.
This course is paid. Here is how to take it for free
Free trials: You can start a 7-day free trial for many individual courses, Specializations, or a Coursera Plus subscription to test full course features. Cancel before the seventh day if you do not want to be charged.
Financial aid: If you cannot afford the fee for a certificate, you can apply for financial aid through the link on the course home page by filling out an application about your background and goals.
EDUCBA is in Tier 5: mass-produced or unclear of our institution ranking (36/100). Thousands of courses, mostly slides and screen recordings.
Instructor: Prof. Gary Gensler View the complete course: https://ocw.mit.edu/15-S12F18 This course is for students wishing to explore blockchain technology’s potential use - by entrepreneurs & incumbents - to change the world of money and finance. License: Creative Commons BY-NC-SA More information…
This course provides an introduction to mathematical modeling of computational problems. It covers the common algorithms, algorithmic paradigms, and data structures used to solve these problems. The course emphasizes the relationship between algorithms and programming, and introduces basic performa…
This is CS50P, CS50's Introduction to Programming with Python. Register for free at https://cs50.edx.org/python. Slides and source code at https://cs50.harvard.edu/python. Playlist at https://www.youtube.com/playlist?list=PLhQjrBD2T3817j24-GogXmWqO5Q5vYy0V. An introduction to programming using a la…
This is CS50, Harvard University's introduction to the intellectual enterprises of computer science and the art of programming, for concentrators and non-concentrators alike, with or without prior programming experience. (Two thirds of CS50 students have never taken CS before.) This course teaches…
Instructor: Ana Bell View the complete course: https://ocw.mit.edu/courses/6-100l-introduction-to-cs-and-programming-using-python-fall-2022/ *Note: Lectures 6, 10 have been updated! This subject is aimed at students with little to no programming experience. It aims to provide students with an under…