 /*
Baza - Filmovi
Pavle Stanković
*/

CREATE TABLE zanr (
    zanr_id INTEGER PRIMARY KEY AUTO_INCREMENT,
    naziv VARCHAR(50) NOT NULL
);

CREATE TABLE film (
    film_id INTEGER PRIMARY KEY AUTO_INCREMENT,
    naziv VARCHAR(100) NOT NULL,
    godina INTEGER NOT NULL,
    trajanje INTEGER NOT NULL,
    imdb_ocena decimal(2,1)
);

CREATE TABLE film_zanr (
    film_id INTEGER NOT NULL,
    zanr_id INTEGER NOT NULL
);

CREATE TABLE glumac (
    glumac_id INTEGER PRIMARY KEY AUTO_INCREMENT,
    ime_prezime VARCHAR(50) NOT NULL
);



CREATE TABLE reziser (
    reziser_id INTEGER PRIMARY KEY AUTO_INCREMENT,
    ime_prezime VARCHAR(50) NOT NULL
);

CREATE TABLE uloga (
    uloga_id INTEGER PRIMARY KEY AUTO_INCREMENT,
    film_id INTEGER NOT NULL,
    glumac_id INTEGER NOT NULL,
    naziv VARCHAR(50) NOT NULL
);

CREATE TABLE film_reziser (
    film_reziser_id INTEGER PRIMARY KEY AUTO_INCREMENT,
    film_id INTEGER NOT NULL,
    reziser_id INTEGER NOT NULL
);

INSERT INTO zanr (zanr_id, naziv) 
VALUES (1, 'Drama'),
       (2, 'Sci-Fi'),
       (3, 'Biografija'),
       (4, 'Ratni'),
       (5, 'Akcija'),
       (6, 'Triler');
       
INSERT INTO film (film_id, naziv, godina, trajanje, imdb_ocena) 
VALUES (1, 'Once Upon a Time in Hollywood', 2019, 161, 7.6),
       (2, 'Inception', 2010, 148, 8.8),
       (3, 'The Wolf of Wall Street', 2013, 180, 8.2),
       (4, 'Raging Bull', 1980, 129, 8.2),
       (5, 'Interstellar', 2014, 169, 8.6),
       (6, 'Inglourious Bastar\ds', 2009, 153, 8.3),
       (7, 'The Dark Knight', 2008, 152, 9.0),
       (8, 'Fight Club', 1999, 139, 8.8);

INSERT INTO film_zanr (film_id, zanr_id) 
VALUES (1, 1),
       (1, 2),
       (2, 2),
       (3, 1),
       (4, 3),
       (5, 2),
       (6, 4),
       (7, 5),
       (8, 6),
       (8, 1),
       (6, 1);
       
INSERT INTO glumac (glumac_id, ime_prezime) 
VALUES (1, 'Brad Pitt'),
       (2, 'Margot Robie'),
       (3, 'Leonardo DiCaprio'),
       (4, 'Robert De Niro'),
       (5, 'Christian Bale');

INSERT INTO reziser (reziser_id, ime_prezime) 
VALUES (1, 'Quentin Tarantino'),
       (2, 'Christopher Nolan'),
       (3, 'Martin Scorsese');

INSERT INTO uloga (uloga_id, film_id, glumac_id, naziv) 
VALUES (1, 1, 1, 'Rick Dalton'),
       (2, 1, 2, 'Sharon Tate'),
       (3, 2, 3, 'Dom Cobb'),
       (4, 3, 3, 'Jordan Belfort'),
       (5, 4, 4, 'Jake LaMotta'),
       (6, 6, 1, 'Aldo Raine'),
       (7, 8, 1, 'Tyler Durden');

INSERT INTO film_reziser (film_id, reziser_id)
VALUES (1, 1),
       (2, 2),
       (3, 3),
       (4, 3),
       (5, 2),
       (6, 1),
       (7, 2);


SELECT * FROM film;

SELECT f.naziv AS `Naziv filma`,
       g.ime_prezime AS `Glumac`,
       u.naziv AS `Uloga`
FROM film AS f
JOIN uloga AS u ON f.film_id = u.film_id
JOIN glumac AS g ON u.glumac_id = g.glumac_id
ORDER BY f.film_id;

SELECT g.ime_prezime AS `Glumac`,
       COUNT(u.glumac_id) AS `Br filmova`
FROM glumac AS g
LEFT JOIN uloga AS u ON u.glumac_id = g.glumac_id
LEFT JOIN film AS f ON u.film_id = f.film_id
GROUP BY `Glumac`
ORDER BY `BR filmova` DESC;

SELECT f.naziv AS `Naziv filma`,
       z.naziv AS `Zanr`,
       r.ime_prezime AS `Režiser`,
       f.trajanje AS `Trajanje(min)`,
       f.godina AS `Godina`,
       f.imdb_ocena AS `IMDB ocena`
FROM film AS f
LEFT JOIN film_zanr AS fz ON f.film_id = fz.film_id
LEFT JOIN zanr AS z ON fz.zanr_id = z.zanr_id
LEFT JOIN film_reziser AS fr ON f.film_id = fr.film_id
LEFT JOIN reziser AS r ON fr.reziser_id = r.reziser_id
ORDER BY r.ime_prezime;

SELECT f.naziv AS `Naziv filma`,
       COUNT(g.glumac_id) AS `Broj glumaca u bazi`
FROM film AS f
LEFT JOIN uloga AS u ON f.film_id = u.film_id
LEFT JOIN glumac AS g ON u.glumac_id = g.glumac_id
GROUP BY f.naziv
ORDER BY COUNT(g.glumac_id) DESC;

SELECT r.ime_prezime AS `Režiser`,
       COUNT(f.film_id) AS `Broj filmova`,
       min(f.trajanje) AS `Najkraci film`,
       max(f.trajanje) AS `Najduzi film`,
       SUM(f.trajanje) AS `Ukupno reziranih minuta`
FROM reziser AS r
JOIN film_reziser AS fr ON r.reziser_id = fr.reziser_id
JOIN film AS f ON fr.film_id = f.film_id
GROUP BY r.reziser_id
ORDER BY `Broj filmova` DESC;

SELECT g.reziser_id, r.ime_prezime, g.ocena
FROM
       (
          SELECT fr.reziser_id,
          max(f.imdb_ocena) as ocena
          FROM film AS f
          JOIN film_reziser AS fr ON f.film_id = fr.film_id
          GROUP BY fr.reziser_id
      ) AS g
 JOIN reziser as r on g.reziser_id = r.reziser_id
ORDER BY g.ocena DESC, ime_prezime;

SELECT r.ime_prezime as `reziser`,
          max(f.imdb_ocena) as ocena
FROM film AS f
JOIN film_reziser AS fr ON f.film_id = fr.film_id
JOIN reziser as r on r.reziser_id = fr.reziser_id
GROUP BY fr.reziser_id
ORDER BY ocena DESC;

SELECT f.naziv as `Naziv filma`,
       GROUP_CONCAT(z.naziv) as `Naziv zanra`
FROM  film as f
JOIN film_zanr as fz on fz.film_id=f.film_id
JOIN zanr as z on z.zanr_id=fz.zanr_id
GROUP BY f.naziv;
      

SELECT f.film_id,f.naziv,
          (
              SELECT COUNT(film_reziser.film_id)
              FROM film_reziser
              WHERE film_reziser.film_id=f.film_id
          ) as brojac
FROM film as f
ORDER by f.naziv;

created 7 months ago by Pavle

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About MySQL

MySQL is a open-source, free and very popular relational database management system which is developed, distributed and supported by Oracle corporation.

Key Features:

Open-source relational database management systems.
Reliable, very fast and easy to use database server.
Works on client-server model.
Highly Secure and Scalable
High Performance
High productivity as it uses stored procedures, triggers, views to write a highly productive code.
Supports large databases efficiently.
Supports many operating systems like Linux*,CentOS*, Solaris*,Ubuntu*,Windows*, MacOS*,FreeBSD* and others.

Syntax help

Commands

1. CREATE

CREATE TABLE table_name (
                column1 datatype,
                column2 datatype,
                ....);

Example

CREATE TABLE EMPLOYEE (
  empId INTEGER PRIMARY KEY,
  name TEXT NOT NULL,
  dept TEXT NOT NULL
);

2. ALTER

ALTER TABLE Table_name ADD column_name datatype;

Example

INSERT INTO EMPLOYEE VALUES (0001, 'Dave', 'Sales');

3. TRUNCATE

TRUNCATE table table_name;

4. DROP

DROP TABLE table_name;

5. RENAME

RENAME TABLE table_name1 to new_table_name1;

6. COMMENT

Single-Line Comments:

 --Line1;

Multi-Line comments:

   /* Line1,
   Line2 */

DML Commands

1. INSERT

INSERT INTO table_name (column1, column2, column3, ...) VALUES (value1, value2, value3, ...);

Note: Column names are optional.

Example

INSERT INTO EMPLOYEE VALUES (0001, 'Ava', 'Sales');

2. SELECT

SELECT column1, column2, ...
FROM table_name
[where condition];

Example

SELECT * FROM EMPLOYEE where dept ='sales';

3. UPDATE

UPDATE table_name
SET column1 = value1, column2 = value2, ...
WHERE condition;

Example

UPDATE EMPLOYEE SET dept = 'Sales' WHERE empId='0001';

4. DELETE

DELETE FROM table_name where condition;

Example

DELETE from EMPLOYEE where empId='0001';

Indexes

1. CREATE INDEX

  CREATE INDEX index_name on table_name(column_name);

To Create Unique index:

  CREATE UNIQUE INDEX index_name on table_name(column_name);

2. DROP INDEX

DROP INDEX index_name ON table_name;

Views

1. Create a View

Creating a View:
CREATE VIEW View_name AS 
Query;

2. How to call view

SELECT * FROM View_name;

3. Altering a View

ALTER View View_name AS 
Query;

4. Deleting a View

DROP VIEW View_name;

Triggers

1. Create a Trigger

CREATE TRIGGER trigger_name trigger_time trigger_event
    ON tbl_name FOR EACH ROW [trigger_order] trigger_body
/* where
trigger_time: { BEFORE | AFTER }
trigger_event: { INSERT | UPDATE | DELETE }
trigger_order: { FOLLOWS | PRECEDES } */

2. Drop a Trigger

DROP TRIGGER [IF EXISTS] trigger_name;

Stored Procedures

1. Create a Stored Procedure

CREATE PROCEDURE sp_name(p1 datatype)
BEGIN
/*Stored procedure code*/
END;

2. How to call Stored procedure

CALL sp_name;

3. How to delete stored procedure

DROP PROCEDURE sp_name;

Joins

1. INNER JOIN

SELECT * FROM TABLE1 INNER JOIN TABLE2 where condition;

2. LEFT JOIN

SELECT * FROM TABLE1 LEFT JOIN TABLE2 ON condition;

3. RIGHT JOIN

SELECT * FROM TABLE1 RIGHT JOIN TABLE2 ON condition;

4. CROSS JOIN

SELECT select_list from TABLE1 CROSS JOIN TABLE2;