This comprehensive database project for a company covers a wide range of SQL operations and concepts. From designing the Entity-Relationship (ER) diagram to implementing complex queries and procedures, this project aims to showcase a robust and versatile database management system.

This project is a comprehensive database implementation for a Company, covering various SQL operations and concepts. It includes an Entity-Relationship (ER) diagram and a detailed database schema.

• ER Diagram: Illustration of the Entity-Relationship model for the database.
• Database Schema: Detailed schema outlining tables, relationships, and attributes.
• SQL Operations:
  • Create, Insert, Update, Delete operations
  • Primary Key (PK), Foreign Key (FK), Check, Unique, Not Null constraints
  • Alter, Truncate, Drop statements
  • Grant and revoke permissions
  • Rollback, Commit, Save Point usage
  • Auto Increment, Copying Table with data, Copying Structure
  • Various SELECT operations: WHERE, OR, AND, IN, NOT IN, NULL, NOT NULL, BETWEEN, DISTINCT
  • InBuilt Functions: Min, Max, Count, Average
  • Order By, Like using %, _, Limit
  • Group By, Joins, Subquery/Nested query
  • EXISTS / NOT EXISTS
  • Union, Intersection, Minus operations
  • View, Temporary Table, Index, Function, Procedure
  • Exception Handling
  • Loops: While Do, Repeat, Loop, Cursor
  • Trigger implementation