Tag: sql-server
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Session 4: Working with Data Main Topics Covered: AND: Both conditions must be true. OR: At least one condition must be true. NOT: Reverses the condition (true → false, false → true). Used to select specific rows based on conditions. Can use comparison operators (=, !=, >, <, >=, <=).…
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Key Concepts and Demos 1. Introduction to Databases Database: A structured collection of data. Database Schema: Blueprint of how data is stored and related. Tables: Store data in rows (records) and columns (attributes). SQL (Structured Query Language): Used to interact with databases. 2. Creating a Database Use CREATE DATABASE database_name;…