Certainly! Let's take a practical example of a database for a bookstore. We'll create a table to store information about books. Here's how the SQL code might look:
CREATE TABLE Books (
BookID INT,
Title VARCHAR(100),
Author VARCHAR(100),
ISBN VARCHAR(13),
Price DECIMAL(5,2),
InStock BOOLEAN
);
In this Books
table:
-
BookID
is an integer that uniquely identifies each book. -
Title
is a variable character string that can store book titles up to 100 characters. -
Author
is a variable character string for the name of the author, also up to 100 characters. -
ISBN
is the International Standard Book Number, a unique code for books. -
Price
is a decimal value that represents the cost of the book, with two digits after the decimal point. -
InStock
is a boolean value indicating whether the book is currently in stock (true or false).
This table structure allows the bookstore to keep track of their inventory and book details efficiently.
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