Contenido del Curso

SQL Tutorial for Beginners

1. Database & Introduction to Syntax

Meet the SQL Select the Songs!SQL Select Column SQL Distinct SQL Where Challenge Where SQL And, Or, Not

2. SQL Aggregate Functions

SQL Min and Max Challenge Min and Max SQL Count, Sum, Avg Challenge Count

3. Filtering Statements

SQL Null SQL Like Challenge Like SQL Between SQL Order By Challenge Order By SQL Group By Challenge Group By SQL Top and Limit SQL Aliases SQL Having Challenge Having SQL Comments

SQL Select Column

You can retrieve not all the data, but only some columns. For this, you should specify column name, for example, singer or title.

This query returns all the data containing in the title column:


              1
            
SELECT title FROM songs

You can also choose two or more columns:


              1
            
SELECT title, singer FROM songs

Now you selected all records from the table, but only title and singer columns.

Tarea

Select info about album and year for all records from songs.

Tarea

Select info about album and year for all records from songs.

Cambia al escritorio para practicar en el mundo realContinúe desde donde se encuentra utilizando una de las siguientes opciones

¿Todo estuvo claro?

Sección 1. Capítulo 3

SQL Select Column

You can retrieve not all the data, but only some columns. For this, you should specify column name, for example, singer or title.

This query returns all the data containing in the title column:


              1
            
SELECT title FROM songs

You can also choose two or more columns:


              1
            
SELECT title, singer FROM songs

Now you selected all records from the table, but only title and singer columns.

Tarea

Select info about album and year for all records from songs.

Tarea

Select info about album and year for all records from songs.

Cambia al escritorio para practicar en el mundo realContinúe desde donde se encuentra utilizando una de las siguientes opciones

¿Todo estuvo claro?

Sección 1. Capítulo 3

SQL Select Column

You can retrieve not all the data, but only some columns. For this, you should specify column name, for example, singer or title.

This query returns all the data containing in the title column:


              1
            
SELECT title FROM songs

You can also choose two or more columns:


              1
            
SELECT title, singer FROM songs

Now you selected all records from the table, but only title and singer columns.

Tarea

Select info about album and year for all records from songs.

Tarea

Select info about album and year for all records from songs.

Cambia al escritorio para practicar en el mundo realContinúe desde donde se encuentra utilizando una de las siguientes opciones

¿Todo estuvo claro?

You can retrieve not all the data, but only some columns. For this, you should specify column name, for example, singer or title.

This query returns all the data containing in the title column:


              1
            
SELECT title FROM songs

You can also choose two or more columns:


              1
            
SELECT title, singer FROM songs

Now you selected all records from the table, but only title and singer columns.

Tarea

Select info about album and year for all records from songs.

Cambia al escritorio para practicar en el mundo realContinúe desde donde se encuentra utilizando una de las siguientes opciones

Sección 1. Capítulo 3

Cambia al escritorio para practicar en el mundo realContinúe desde donde se encuentra utilizando una de las siguientes opciones