Mapa mental
SQL
Contenido del mapa
SQL
Structured Query Language
Programming language, basic operations on data
SQL is used for databases
Insert: add data
Create: create a table
DELETE FROM registrants WHERE name = 'Rob'
PRIMARY KEY: uniquely identify rows
We can join different tables
Comes with various data types and function types
Even though the syntax and the key words are new
- You write what you mean
Información
- Descripción
- Mapa Mental sobre SQL, creado por Karen Ponce el 31/03/2017.
- Creado por
- Karen Ponce
- Visitas
- 0
- Valoración