#14 Foreign Key Constraint in SQL | Class 12 ( XII ) CBSE Computer Science

Опубликовано: 26 Апрель 2026
на канале: Urja Academy
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Welcome to the Part 14 of the Unit on Database Management by Bhargab Kakati for CBSE Class 12 (XII) Computer Science (083) and Informatics Practices (IP) Examination. In this part, i have discussed about the concept of foreign key constraint in SQL.


If you haven't watched other parts of this unit , you may watch from the links below :
👉 Part 1 - Introduction to Databases
   • #1 Introduction to Database Concepts | Dat...  

👉 Part 2 - Keys and Its Types - Primary , Candidate , Alternate and Foreign Key
   • #2 Keys and Its Types - Primary,Candidate,...  

👉 Part 3 - Introduction to SQL
   • #3 Introduction to SQL | Class 12 CBSE Com...  

👉 Part 4 - Getting Started with SQL
   • #4 Getting Started with SQL | Class 12 CBS...  

👉 Part 5 - Data Filtering in SQL
   • #5 Data Filtering in SQL | Database Manage...  

👉 Part 6 - delete vs drop in SQL
   • #6 Delete vs Drop in SQL | Database Manage...  

👉 Part 7 - Pattern matching in SQL | like operator
   • #7 Pattern Matching in SQL | like operator...  

👉 Part 8 - Data Manipulation in SQL | alter vs update
   • #8 Data Manipulation in SQL | alter vs upd...  

👉 Part 9 - Sorting Data in SQL | order by
   • #9 Sorting Data in SQL | order by | Databa...  

👉 Part 10 - Aggregate Functions in SQL
   • #10 Aggregate Functions in SQL | Database ...  

👉Part 11 - Grouping Results in SQL | group by
   • #11 Grouping Results in SQL | group by | D...  

👉Part 12 - Joins in SQL | Equi Join and Natural Join
   • #12 Joins in SQL | Equi Join and Natural J...  

👉Part 13 - Constraints in SQL | Primary Key , Not Null , Unique and Default Constraint
   • #13 Constraints in SQL | Not Null , Primar...  

This video is a part of my e- learning initiative during the days of novel Corona Virus .


Topics Covered:
Concept of Foreign Key
practical implementation of foreign key constraint in SQL


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#Database #SQL #Class12 #ComputerScience #MySQL #IP #Constraints #PrimaryKey #Unique #NotNull #Default

Bhargab Kakati
PGT (Computer Science)