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Notes

Name .md .pdf Handwritten MCQs Worksheet Worksheet with Answers
Database Fundamentals 1 2 3 4 _ _
Data Integrity & ER Diagrams 1 2 3 4 _ _
Data Normalisation and ACID 1 2 3 4 _ _
Transactions and Indexes 1 2 3 4 _ _
SQL Primer 1 2 3 4 5 6
SQL Joins and Aggregation 1 2 3 4 5 6
Subqueries and Functions 1 2 3 4 5 6

Assignments

ER Diagram

Download the ER diagram from here and import it into draw.io.

  • Add the mentor entity
  • Modify batch to add more attributes
  • Add relationships between the mentor and batch entities. A mentor can be assigned to multiple batches and a batch can have multiple mentors.

Problem sets

  1. Simple - I
  2. Simple - II
  3. Joins - I
  4. Joins - II
  5. Aggregation - I
  6. Join - III
  7. Aggregation - II
  8. Aggregation - III
  9. Subqueries - I
  10. Subqueries - II
  11. Dates - I

Bold problems were solved during the session.

RDBMS

SQL clients

Online Playgrounds