sql query code example

Example 1: sql example query

SELECT * FROM users;

Example 2: sql select statement

Projection = Select the columns in
a table that are returned by a query
Selection = Selects the rows in a
table that are returned by a query
Join = Brings together data that is 
stored in different tables by
specifying the link between them

Example 3: sql query examples

Select REGEXP FROM DUAL