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Sessions

  • Session 1 · Why we need a database
  • Session 2 · Database and DBMS
  • Session 3 · The relational model
  • Session 4 · Querying data with SELECT
  • Session 5 · Filtering rows with WHERE
  • Session 6 · Entity relationship diagrams
  • Session 7 · Joins
  • Session 8 · Joins on an e-commerce database

Reference: install and sample data

  • Installing Postgresql
    • Installing PostgreSQL on Linux
    • Installing PostgreSQL on Windows
    • Installing PostgreSQL on Mac
    • Postgres in Docker
  • What happens during the initial installation ?
    • Roles, Users & Groups
    • More examples on Roles
  • Sample Databases
    • DVD Rental Database

Querying Data

  • SELECT Query
  • Column Aliases
  • Order By
  • SELECT DISTINCT
  • DB-TASK-001

Filtering Data

  • WHERE ?
  • AND Operator
  • OR Operator
  • LIMIT
  • FETCH
  • IN
  • BETWEEN
  • LIKE
  • SIMILAR TO
  • IS NULL
  • ESCAPE
  • DB-TASK-002

Entity Relationship Diagram

  • What is an ER Diagram ?
  • Entity
  • Identifiers
  • Relationship
  • Attributes
  • Cardinality
  • Entity Relationship Diagram Tutorial
  • DB-TASK-003

Joins

  • Joins
  • Joins With Employee and Departments
  1. Postgres for everyone /
  2. Sample Databases

Sample Databases#

  • DVD Rental Database
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