Understanding Databases using SQL - Basic

SQL with Entity Relationship Model and constraints
Free tutorial
Rating: 4.1 out of 5 (50 ratings)
6,326 students
1hr 57min of on-demand video

As SQL provides a systematic method of creating, updating, retrieving, and storing information in a database.
As SQL allows to query data, sort data, and manipulate data in various ways
SQL is a backend technology that allows us to store and manipulate data with various programming language like Python ,languages on .Net plartform, Java, Android etc.


  • Need to have interest in learning programming in query like manner
  • Get excited about handling queries
  • Need to have interest in learning where to store and how to manipulate the data
  • Need to know English language as SQL statements are similar to it.


Overview of Database Management Systems –

Overview of DBMS, Advantages of DBMS, Introduction to RDBMS, overall system architecture

Database Management System Models –

Relational model, Normalization, ER model, Mapping Cardinalities.

Structured Query Language –


Introduction to SQL, SQL Datatypes, Components of SQL, Range Operators(In, Between, Like, NULL Predicate), Clauses(into, where), Constraints, implementation of constraints in SQL

Who this course is for:

  • Anybody who wants who wants to handle data
  • Anybody who would like to carry out data analytics
  • Who would like to know about the concepts such as ERD and Constraints


Asst Professor and Teacher
Madhavi Vaidya
  • 4.1 Instructor Rating
  • 161 Reviews
  • 14,360 Students
  • 2 Courses

Experienced Assistant Professor with a demonstrated history of working in the education management industry. Skilled in C, Python, SQL, Oracle Database, Data Analysis, and C++. Few more subjects like Information Retrieval and Software Testing Quality Assurance have been taught. Strong education professional with a Master of Computer Applications, MPhil focused on Computer Science. Doctorate in Big Data analytics and pursuing research in Hadoop-MapReduce.

25+ research papers in various National and International conferences in my credit along with few books and articles in ACM, IEEE, Elsevier and Developer IQ magazine. Acting as a reviewer for the journals like IEEE Access, ASSA, IGI Global, and many other prestigious journals.

Acted as a Udemy Instructor for Beginning with Python Programming(Free) course

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