QL (Structured Query Language) is a programming language that is used to interact with relational databases. It is used to organize, manage, and retrieve data stored in databases.
Note that SQL commands are specific keywords or statements that developers use to work with data stored in relational databases.
Sure, I can provide you with an example of a simple SQL project, which is creating a database and table for a library.
First, let’s create a database named library
:
CREATE DATABASE library;
Next, we’ll create a table named books
in the library
database for storing information about the books:
USE library;
CREATE TABLE books (
id INT PRIMARY KEY,
title VARCHAR(100),
author VARCHAR(100),
published_year INT,
available BOOLEAN
);
Now, let’s insert some sample data into the books
table:
INSERT INTO books (id, title, author, published_year, available)
VALUES (1, ‘The Catcher in the Rye’, ‘J.D. Salinger’, 1951, true),
(2, ‘To Kill a Mockingbird’, ‘Harper Lee’, 1960, true),
(3, ‘Pride and Prejudice’, ‘Jane Austen’, 1813, false);
Finally, let’s run a query to retrieve information about all the available books:
SELECT * FROM books WHERE available = true;
This is a very basic SQL project, but it should give you an idea of how to get started with SQL. You can modify and expand this project as needed to fit your needs.
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