diff --git a/queries.md b/queries.md index b06f900..f1ed0e7 100644 --- a/queries.md +++ b/queries.md @@ -8,6 +8,10 @@ ```sql -- Your Query Goes Here +SELECT books.* +FROM books +INNER JOIN authors ON books.author_id = authors.id; + ```
@@ -16,6 +20,10 @@ ```sql -- Your Query Goes Here +SELECT authors.name AS author_name, books.title AS book_title +FROM authors +LEFT JOIN books ON authors.id = books.author_id; + ```
@@ -24,6 +32,10 @@ ```sql -- Your Query Goes Here +SELECT authors.name AS author_name, books.title AS book_title +FROM authors +RIGHT JOIN books ON authors.id = books.author_id; + ```
@@ -32,6 +44,10 @@ ```sql -- Your Query Goes Here +SELECT authors.*, books.* +FROM authors +FULL JOIN books ON authors.id = books.author_id; + ```
@@ -42,6 +58,10 @@ ```sql -- Your Query Goes Here +SELECT books.title, publishers.name AS publisher_name, publishers.location +FROM books +INNER JOIN publishers ON books.publisher_id = publishers.id; + ```
@@ -50,6 +70,9 @@ ```sql -- Your Query Goes Here +SELECT publishers.name AS publisher_name, books.title AS book_title +FROM publishers +LEFT JOIN books ON publishers.id = books.publisher_id; ```
@@ -58,6 +81,9 @@ ```sql -- Your Query Goes Here +SELECT publishers.name AS publisher_name, books.title AS book_title +FROM publishers +RIGHT JOIN books ON publishers.id = books.publisher_id; ```
@@ -66,6 +92,11 @@ ```sql -- Your Query Goes Here +SELECT authors.*, books.*, publishers.* +FROM authors +FULL JOIN books ON authors.id = books.author_id +FULL JOIN publishers ON books.publisher_id = publishers.id; + ```