What is SQL

  • Stands for Structured Query Language
  • It is a language used to communicate with a database
  • It is a standard language used in all relational database systems

Nodes and Relationships​

​social graph

Twitter

User:BOB

User:Harry

Relationship:Follows

What is SQL

  • ANSI / ISO SQL ?

What is SQL

What is SQL

  • Relational Database system

 A relational database is a collection of data items organized as a set of formally-described tables from which data can be accessed using or modified.

  • What is Table

CustomerNo

Name

Address

City

State

What is SQL

What is SQL

By ak393

Made with Slides.com

What is SQL

  • 335

More from ak393