SQL with Entity Relationship Model and constraints
What you will learn
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.
Why take this course?
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**Unlock the World of Data with SQL Mastery π»**
Welcome to “Understanding Databases using SQL – Basics,” your comprehensive guide to grasping the fundamentals of database management systems (DBMS) through the powerful language of SQL. Led by the expert tutelage of Madhavi Vaidya, this course is meticulously designed to take you from a novice to a proficient user of databases and SQL.
### **Course Overview:**
– **Introduction to Database Management Systems:** π
– Understand the significance of DBMS in managing data efficiently.
– Explore the advantages that DBMS brings over flat file systems.
– Gain insights into the architecture of relational database management systems (RDBMS).
### **Exploring DBMS Models:**
– **The Relational Model and Beyond:** π
– Delve into the fundamentals of the relational model and how it differs from other models.
– Learn about normalization and its importance in database design.
– Get hands-on experience with the Entity-Relationship (ER) model, including mapping cardinalities.
### **Structured Query Language (SQL):**
– **DQL, DDL, DML, DCL, and TCL:** π§
– Discover the different types of SQL statements and their purposes.
– Master Data Query Language (DQL) to fetch data from databases.
– Understand Data Definition Language (DDL) for creating database structures.
– Command the Data Manipulation Language (DML) to insert, update, and delete data.
– Learn Data Control Language (DCL) and Transaction Control Language (TCL) for controlling access and handling transactions.
### **SQL Fundamentals:**
– **Introduction to SQL:** π§©
– Get acquainted with the basic syntax and components of SQL.
– Work with various SQL datatypes and understand how they store data.
– **SQL Operators & Clauses:** βοΈ
– Master Range Operators like `IN`, `BETWEEN`, `LIKE`, and deal with the NULL predicate.
– Learn to use clauses effectively, including the `INTO` and `WHERE` clauses.
– **Constraints in SQL:** π
– Understand the role of constraints in maintaining data integrity.
– Implement constraints such as `NOT NULL`, `UNIQUE`, `PRIMARY KEY`, `FOREIGN KEY`, and more within your database design.
### **Course Benefits:**
– **Practical Learning:** Engage with real-world scenarios and exercises that solidify your understanding of databases and SQL.
– **Expert Guidance:** Learn from Madhavi Vaidya, an instructor with extensive experience in the field.
– **Flexible Learning:** Access course materials at your own pace and on any device, anytime.
– **Community Support:** Join a community of learners and exchange ideas and solutions to database challenges.
### **Why Take This Course?** π€
If you’re looking to:
– **Understand the core principles of databases** and how they are structured.
– **Learn SQL from scratch** or refine your existing skills.
– **Enhance your career prospects** by adding database management skills to your resume.
– **Develop a solid foundation** in data manipulation and querying.
This is the course for you! π
Don’t miss out on the opportunity to transform your understanding of databases with “Understanding Databases using SQL – Basics.” Sign up today and start your journey towards becoming an SQL expert! πβ¨