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done #48

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31 changes: 31 additions & 0 deletions queries.md
Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,10 @@

```sql
-- Your Query Goes Here
SELECT books.*
FROM books
INNER JOIN authors ON books.author_id = authors.id;

```

<br>
Expand All @@ -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;

```

<br>
Expand All @@ -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;

```

<br>
Expand All @@ -32,6 +44,10 @@

```sql
-- Your Query Goes Here
SELECT authors.*, books.*
FROM authors
FULL JOIN books ON authors.id = books.author_id;

```

<br>
Expand All @@ -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;

```

<br>
Expand All @@ -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;
```

<br>
Expand All @@ -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;
```

<br>
Expand All @@ -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;

```

<br>