Retrieving data from tables

To retrieve data from tables, we use the SELECT statement as follows:

SELECT name FROM musicians;

The SELECT command takes a column or comma-separated list of columns followed by a FROM clause, which specifies the table or tables containing the specified columns. This query asks for the name column from the musicians table.

Its output is as follows:

name
Bill Bruford
Keith Emerson
Greg Lake
Robert Fripp
David Gilmour

 

Instead of a list of columns, we can also specify an asterisk, which means all columns as shown in the following query:

SELECT * FROM musicians;

The  preceding SQL query returns a following table of data:

ID name born died main_instrument
4 Bill Bruford 1949-05-17
2 Keith ...

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